In this Agreement, the website refers to www.calterah.com operated by Calterah Semiconductor Technology (Shanghai) Co., Ltd. (hereinafter referred to as Calterah) and customers refer to individuals that have registered on the website, including natural persons, individual partnerships, individually-owned businesses, and organizations that have registered on the website, including companies, enterprises, partnership firms and public enterprises. Customers can only complete the order after giving confirmation of this Agreement by clicking the Agree button, which indicates they have fully understood and agree with this Agreement. Customers and Calterah are collectively called both parties.   

Through friendly negotiation, both parties, based on willingness, equality and mutual interest, have reached this Agreement on matters of customers ordering goods on the website.

1. Refer to the order for customer information and ordered goods information, including product name, type, quantity and price.
2. Customers recognize:
   1. Due to the fact that what Calterah sells are special goods, return policy does not apply unless there is a quality issue.
   2. Customers should check the goods upon the receipt of them. If customers have any question about the quantity or type of the received goods, they should inform Calterah on the website within 3 days of the receipt of the goods. If Calterah receives no question or complaint from customers within 3 days of the receipt of the goods, it is agreed that customers have checked the received goods and have no question about them.
   3. Customers cannot order products for resale. Customers should take necessary measures to ensure the end users will not sell, transport, provide or distribute Calterah-inside products to the following regions:
      1. Countries or regions on which the Chinese government has issued or in real time announces sanction or embargo;
      2. Countries or regions on which the UN has issued or in real time announces sanction or embargo; 
      3. Countries or regions on which the US government has issued or in real time announces sanction or embargo.

         If customers cannot determine whether the products to be distributed are on embargo lists or whether the countries or regions where products are to be distributed are on embargo lists, the products, countries and regions should be generally treated as those on the embargo lists.

   4. Customers cannot be, and should take all necessary measures to make sure they themselves or end users are not:
      1. Subjects of sanctions and embargoes announced by the Chinese government and updated in real time;
      2. Subjects of sanctions and embargoes announced by the UN and updated in real time;
      3. Subjects of sanctions and embargoes announced by the US government and updated in real time.
3.  Confidentiality
   1. Both parties should keep confidential the contents of this Agreement and the business, finance, technology and product information, user data and other classified documents and information that are received or obtained in the fulfillment of or during the period of this Agreement. Both parties shall not disclose to any third party without prior written consent of the information disclosure party. The recipient of information may disclose the confidential information provided by the other party to relevant employees, but at the same time should instruct its employees to comply with the confidentiality and non-disclosure obligations set forth in this article. Both parties shall reproduce and use confidential information for the sole purpose of fulfilling this Agreement;
   2. Neither party may disclose the contents of this Agreement and the business information of the other party obtained in the fulfillment of this Agreement to any third party without the written consent of the other party;
   3. Confidentiality obligations are still valid even after this Agreement expires, or is terminated.
4. Customers can proceed to fulfill payment after confirming the details of the order and this Agreement. Calterah will arrange delivery to the mailing address provided by customers after payment is received.
5. Failure or delay of one party to fulfill this Agreement in the event of force majeure including flood, fire, earthquake, riot, strike, labor movement and disease shall not lead to breach of this Agreement and the party shall not bear responsibility for the failure or delay. Accordingly, the fulfillment period shall be extended and the party influenced by the force majeure shall inform the other party of the nature and impact of the event and provide evidence in a timely manner.
6. If customers cause losses to Calterah in violation of laws, administrative regulations, relevant provisions and this Agreement, customers shall be liable and shall take some necessary measures to prevent the expansion of the aforementioned losses.
7. Any dispute arising out of or relating to this Agreement shall be governed by the law of the Chinese mainland. Disputes shall be resolved by negotiation if there is any in the fulfillment of the Agreement, and in the event of failure, either party shall have the right to file a lawsuit in the people’s court where Calterah is located.
8. This Agreement takes effect right after the customer gives confirmation by clicking on the website, which shall have the same legal effect as stamp or signature.