Article 1 (Purpose)

The purpose of these terms and conditions is to enhance mutual benefits by stipulating the necessary cooperation matters and rights and obligations between the two parties when using the "Services" provided by the "Company" in the "Advertising Media" provided by the "Media Company".

Article 2 (Definitions)

The meanings of the terms used in these terms and conditions are as follows:

• 1. "Business" refers to the mobile marketing business that induces actions according to the advertiser's requirements through the "Advertising Media" provided by the "Company" and the "Media Company" respectively (such as installing an application, executing it after installation, performing a specific action after installation, and specific actions on the advertiser's webpage).
• 2. "Service" refers to the technology specifications provided by the "Company" to offer advertisements to the "Advertising Media" of the "Media Company", and includes the advertisement service where the "Company" and the "Media Company" share the "Advertising Revenue" generated through user actions such as ad clicks, and all related services.
• 3. "Media Company" refers to businesses or individuals (corporate businesses, individual businesses, individual developers) that have agreed to these terms and conditions by accessing the "Company's" website (https://adbc.co.kr/) and have entered into a usage contract with the "Company" to use the "Service" provided by the "Company".
• 4. "Advertising Media" refers to the services operated by the "Media Company".
• 5. "User" refers to those who encounter advertisements through the mobile services provided by the "Company" and the "Media Company".

Article 3 (Contents of the Service)

"Service" includes all possible mobile services that can be carried out in web and mobile environments, and is divided into rewarded and non-rewarded types. In the rewarded type, a certain reward (in-app currency) is provided to users who participate in the advertisements normally through the Media Company, while the non-rewarded type does not provide rewards to users.

The "Service" is classified as follows:

• 1. CPI: Cost Per Install - Marketing method settled based on the number of actual installs of mobile ads on the user's smartphone or Tablet PC with the user's consent.
• 2. CPE: Cost Per Engagement - Marketing method settled based on the number of users who executed the mobile ads installed on their smartphones or Tablet PCs with the user's consent.
• 3. CPA: Cost Per Action - Marketing method settled based on the number of users who performed the desired action on the mobile ad installed on their smartphones or Tablet PCs with the user's consent.
• 4. CPC: Cost Per Click - Marketing method settled based on the number of actual clicks on mobile ad banners on the user's PC web, smartphone, or Tablet PC.
• 5. CPV: Cost Per View - Marketing method settled based on the number of views of ad pages, stills, or videos on the user's PC web, smartphone, or Tablet PC with the user's consent.
• 6. Video Ads - Marketing method settled based on the number of users who watched the video ad or performed the desired action after watching it on the user's PC web, smartphone, or Tablet PC with the user's consent.
• 7. Other Services - Marketing methods settled based on the number of users who performed specific actions required by the advertiser other than the methods mentioned above.

Article 4 (Establishment of Media Company Usage Contract)

• 1. A business or individual wishing to use the "Service" must agree to these terms and conditions and enter the necessary information on the site according to the procedures set by the "Company" to establish a usage contract.
• 2. The "Company" may refuse approval for businesses or individuals wishing to use the "Service" under the following circumstances, and may cancel approval if such reasons are confirmed after registration:
• a. If false information is entered or the required information set by the company is not entered.
• b. If re-application is made within two months from the date the usage contract was terminated by the company.
• c. If approval is not possible due to reasons attributable to the applicant (business or individual) or if any violation of the regulations is found.
• d. If it is confirmed that the application for use is in violation of these terms or illegal or unfair, or if the company cannot approve due to reasons attributable to the "Media Company".
• e. If the company deems it necessary.
• 3. The company may reserve approval for usage applications under the following circumstances:
• a. If there is no room in the facility.
• b. If there are technical difficulties.
• c. If it is not confirmed whether the applicant is a legitimate business in the company’s verification process.
• d. If the company deems it necessary for reasonable judgment.
• 4. The usage contract is established when the company completes the membership registration procedure provided by the company after entering the information set by the company.
• 5. The company may impose usage restrictions, grade-specific restrictions, or other necessary measures to comply with the ratings and age regulations according to the Promotion of Motion Pictures and Video Products Act, Youth Protection Act, and other relevant laws concerning the "Media Company".
• 6. By agreeing to these terms and conditions, the "Media Company" agrees to the "Services" provided by the company related to the "QuantumBit, Inc. Business Partnership".

Article 5 (Scope of Partnership)

The scope of the partnership between the "Company" and the "Media Company" under these terms and conditions includes the advertiser's PC web and mobile marketing fields. The specific scope of the partnership is as follows:

• 1. Joint marketing field of advertising services secured by the efforts of the "Company" and the "Media Company".
• 2. Other new marketing fields planned or agreed upon by the "Company" and the "Media Company".

Article 6 (Scope of the Company’s Responsibilities)

Under these terms and conditions, the "Company" performs the following tasks at its own expense, and tasks not defined in the following items will be conducted in consultation between the "Company" and the "Media Company":

• 1. SDK development, API integration documentation.
• 2. Other tasks agreed upon by both parties.

Article 7 (Scope of the Media Company’s Responsibilities)

Under these terms and conditions, the "Media Company" performs the following tasks at its own expense, and tasks not defined in the following items will be conducted in consultation between the "Company" and the "Media Company":

• 1. Integration / installation of the services provided by the "Company".
• 2. Handling customer VOC related to marketing performed by the "Media Company".
• 3. Other tasks agreed upon by both parties.

Article 8 (Common Responsibilities of the Company and the Media Company)

Under these terms and conditions, the "Company" and the "Media Company" jointly perform the following tasks at their own expense, and tasks not defined in the following items will be conducted in consultation between the "Company" and the "Media Company":

• 1. Both parties may share information for the activation of the "Business".
• 2. Both parties may proceed with tasks not defined in their respective tasks under these terms and conditions or tasks beyond the scope of these terms and conditions through separate consultation.
• 3. Both parties must consider the activation of the "Business" and the convenience of the "User" when performing the tasks defined in these terms and conditions.

Article 9 (Obligations of the Company)

• 1. The "Company" will not engage in activities prohibited by relevant laws and these terms and conditions or activities contrary to public order and morals and will do its best to continuously and stably provide the "Service".
• 2. The "Company" must handle any opinions or complaints raised by the "Advertiser" or "Media Company" regarding the use of the "Service" if deemed justified.
• 3. The "Company" will pay the revenue to the "Media Company" according to the revenue distribution standards separately set by the "Company".
• 4. The "Company" is liable for damages caused by intentional or gross negligence of the company when the "Advertiser" uses the "Service".
• 5. The "Company" is not liable for any damages caused to the advertiser due to the intentional or gross negligence of the "Company" in connection with the use of the "Service".
• 6. Compensation for normal exposure and execution of advertisements due to the gross negligence of the "Company" will be stipulated separately.
• 7. The "Company" does not guarantee the legal validity of each "Advertising Media" provided by the "Media Company" and does not have the ability or authority to arbitrarily judge its legality. However, the "Company" will actively cooperate in taking all necessary actions such as requesting modifications if it is reasonably confirmed through legal procedures that the "Advertising Media" contains illegal or other improper content.

Article 10 (Obligations of the Media Company)

• 1. The "Media Company" cannot engage in the following acts without the prior consent of the "Company", and must not approve or encourage third parties to do so, and must actively monitor to prevent such acts:
• a. Accessing the "Advertising Media" through automated means such as agents, robots, scripts, spiders, spyware, or other fraudulent methods.
• b. Editing, modifying, filtering, altering, deleting, hiding, or minimizing the order of information included in advertisement links, ad units, ad exposure forms, and their content.
• c. Misappropriating or distorting information stored for the "Service".
• d. Distorting data exchanged between the "Service" SDK or servers.
• e. Causing load on the "Company's" servers and facilities.
• f. Interfering with the normal operation of the "Service".
• g. Allowing the "Media Company's" users to repeatedly click on ads or perform CPI, CPA, etc., using agents, robots, scripts, spiders, spyware, VMs, etc.
• 2. The clicks generated on the advertisements must be solely due to the user's interest.
• 3. The "Media Company" must not use any means, including manual operations, to artificially increase the number of exposures or clicks.
• 4. The "Media Company" must not change the service code in a way not explicitly permitted by the "Company" or manipulate the standard ad exposure formats and targeting content.
• 5. If the "Media Company" engages in acts specified in Paragraph 1 of this Article, the "Company" may take measures such as reclaiming some or all of the additional benefits provided, restricting the use of specific "Services", terminating the usage contract, or claiming damages.
• 6. If the "Company" takes the measures specified in Paragraph 5 of this Article, the company will notify the "Media Company" by phone or email in advance, and if the "Media Company" is out of contact or in urgent cases, the company may take measures first and notify later.
• 7. The "Media Company" may appeal against the measures taken by the "Company" under Paragraph 5 of this Article if there are grounds for objection.
• 8. When the use of the "Service" is terminated according to Paragraph 6 of this Article, the "Company" may cancel the related transactions with the "Media Company" without separate notice.
• 9. When the use of the "Service" is terminated according to Paragraph 4 of this Article, the "Company" may refuse the reapplication of the "Media Company".
• 10. If the "Media Company" fails to fulfill its obligations under this Article, the "Company" may exclude the revenue payment-related menu from the service system and withhold the payment.

Article 11 (Revenue)

• 1. The "Company" will pay the "Media Company" a per-case revenue when the advertisements provided by the "Company" are consumed by users of the marketing channels operated by the "Media Company".
• 2. However, if the advertisements provided by the "Company" are consumed illegally (e.g., duplicate ad participation by devices/accounts, hacking, or other acts deemed abusive) through the services provided by the "Media Company", the advertisement costs for such advertisements will not be paid.

Article 12 (Revenue Settlement and Payment)

• 1. The "Company" and the "Media Company" will settle the revenue based on the marketing performance for the period from the 1st to the end of each month.
• 2. The basis for settlement will be the statistics extracted from the internal statistics and settlement system of the "Company".
• 3. However, if there is a discrepancy between the number of marketing cases registered in the company's system and the actual number of marketing cases of the "Media Company", the number registered in the company's system will be prioritized for settlement, and the discrepancy will be adjusted through subsequent consultations.
• 4. The "Company" will distribute the advertising revenue to the "Media Company" according to the revenue distribution standards separately set by the "Company".
• 5. The revenue will be paid in cash to the "Media Company" if the accumulated amount exceeds the payment standard set by the "Company" and the "Media Company" applies for a refund.
• 6. If the "Media Company" applies for a refund, the "Company" will transfer the refund amount to the account in the name of the "Media Company" designated by the "Media Company" at a separately agreed time.
• 7. If the revenue cannot be received due to invalid input information of the "Media Company" for cash refunds, the responsibility lies with the "Media Company", and the "Company" does not compensate for it.
• 8. If the "Media Company" fails to fulfill its obligations, the "Company" may withhold the revenue payment from the service system.

Article 13 (Confidentiality and Publicity)

• 1. The "Company" and the "Media Company" must not disclose any confidential information related to the subscriber, product planning information, service development plans, marketing strategies, service operation know-how, etc., obtained in the course of performing the tasks under these terms and conditions, to any third party, nor use it for any purpose other than for the purpose of this agreement, except in cases where it is clearly and inevitably compelled to provide it to related authorities by law or pre-agreed.
• 2. When providing trade secrets, etc., to related authorities according to Paragraph 1, prior notification in writing between the parties is required, specifying the reason, content, and basis for provision.
• 3. The "Company" and the "Media Company" must not use the information obtained through the "Service" for business purposes with a third party without the consent of the other party.
• 4. The "Company" and the "Media Company" must not inform any third party of the agreement or its contents (including PR such as press release distribution) without the prior consent of the other party.
• 5. If either party violates this Article and causes damage to the other party, the violating party must compensate for all damages.
• 6. The provisions of this Article remain valid for one year from the date the "Service" usage ends or is terminated.

Article 14 (Change and Suspension of the Service)

• 1. The "Company" may change the content, quality, or technical specifications of the "Service" based on reasonable judgment. In such cases, the change and the date of provision will be announced in advance on the service system's initial screen or the notice board.
• 2. The "Company" may restrict or suspend all or part of the "Service" in the following cases:
• a. Inevitable due to maintenance, etc., of service facilities.
• b. If the "Media Company" interferes with the company's business activities.
• c. If normal "Service" use is hindered due to power outages, facility failures, or a surge in usage.
• d. If the "Company" cannot maintain the "Service" due to the termination of contracts with service providers or other reasons.
• e. In other cases of force majeure, such as natural disasters or national emergencies.
• 3. The "Media Company" may request the termination of "Service" use if it disagrees with the change content of the previous paragraph.

Article 15 (Blocking and Termination of Service Use)

• 1. The "Company" and the "Media Company" can block and terminate the service use by mutual agreement.
• 2. If either the "Company" or the "Media Company" fails to fulfill its obligations under these terms and conditions and does not fulfill them within 10 days of receiving a request for fulfillment from the other party, the other party can block and terminate the service use.
• 3. The "Company" can block and terminate the service use without notice if the following reasons occur regarding the "Media Company":
• a. Bankruptcy, workout, corporate reorganization, etc., procedures are filed for the "Company" or the "Media Company".
• b. If the property of the "Company" or the "Media Company" is subject to compulsory execution, such as provisional seizure, provisional disposition, seizure, etc., making it impossible for the "Media Company" to smoothly fulfill its obligations under these terms and conditions.
• c. If the service execution results of the "Company" or the "Media Company" fall below the expected level to the extent that the purpose of these terms and conditions cannot be achieved due to frequent service interruptions.
• d. If agents, robots, scripts, spiders, spyware, or other fraudulent means are used to access and induce performance of the "Service".
• e. The intention to block and terminate according to Paragraph 2 and the previous paragraph is notified to the other party by email or phone, and in urgent cases, measures may be taken first and notified later.
• f. If either the "Company" or the "Media Company" fails to fulfill its obligations under these terms and conditions and does not fulfill them within 15 days of receiving a request for fulfillment from the other party, the other party can block and terminate the "Service" use.
• g. However, for reasons such as settlement and customer VOC response, the termination of "Service" use takes effect three months after the notice of blocking and termination of "Service" use.

Article 16 (Protection of User Personal Information)

• 1. Both parties must strictly comply with the procedures and methods mutually agreed upon when proceeding with the "Business" under these terms and conditions, and must not access or directly collect user personal information held by the other party without prior mutual consent.
• 2. If either party needs to use user personal information for the provision of the "Business" under these terms and conditions, it must notify the other party in advance, and the notified party will review the necessity and may provide user personal information or allow the other party to directly collect user personal information according to relevant laws.
• 3. Both parties must strictly comply with relevant laws when using user personal information obtained from the other party or directly collected according to Paragraph 2.
• 4. Both parties must limit the personnel handling user personal information to the minimum.
• 5. If a dispute arises between the other party and a third party, such as a user, due to a violation of this Article, the violating party must indemnify the other party at its own expense and responsibility, and if it fails to indemnify, it must compensate for all damages incurred by the other party.

Article 17 (Damages)

• 1. The "Company" will compensate for damages caused by the company's intentional or negligent actions within the scope regulated by the Civil Act and other relevant laws if the "Media Company" suffers damages while using the "Service".
• 2. The "Media Company" must compensate the "Company" for any damages caused by violating these terms and conditions or relevant laws.
• 3. If a third party takes legal action against the "Company" due to the "Media Company" violating these terms and conditions or relevant laws, the "Media Company" must indemnify the "Company" at its own expense and responsibility and compensate for any damages incurred.

Article 18 (Exemption from Liability)

• 1. Neither party is liable for the non-performance of these terms and conditions during the period of force majeure events such as natural disasters, wars, internal disturbances, changes in laws, government orders, and other unavoidable reasons.
• 2. Both parties must immediately notify each other of the details, expected expiration time, and handling plan of the force majeure event when it occurs, and notify each other when it ends and resume work immediately.
• 3. Both parties must make every effort to proceed with the "Business" during the period of force majeure events, including possible temporary measures.

Article 19 (Copyright Attribution and Usage Restrictions)

• 1. The copyright and other intellectual property rights of the works created by the "Company" belong to the "Service".
• 2. Users must not use the information obtained through the "Service" for profit or allow third parties to use it without the prior consent of the "Company".
• 3. If the "Company" uses the copyrights attributed to users according to the agreement, it must notify the user.

Article 20 (Prohibition of Rights and Obligations Transfer)

• 1. Neither party can transfer, delegate, or provide as collateral all or part of the status, rights, and obligations under these terms and conditions to a third party without the prior consent of the other party.

Article 21 (Interpretation and Supplementation of the Terms and Conditions)

• 1. The interpretation of these terms and conditions and the supplementation of matters not specified in these terms and conditions will be determined by mutual agreement between the parties, and if no agreement is reached, they will be governed by relevant laws and commercial practices.

Article 22 (Jurisdiction)

• 1. Matters not specified in these terms and conditions will follow the Civil Act, Commercial Act, and other relevant laws, and any disputes arising from these terms and conditions will be subject to the jurisdiction of the Seoul Central District Court.