The company's products are produced strictly in accordance with national standards.

1. Pre sales warmly receive customer calls, letters, and follow-up visits, provide attentive service, and provide serious answers to customer technical issues to help solve them.

2. Sales: During the production period, our company may invite relevant technical personnel to come to the factory to produce products, including product and various data structure diagrams and working principles of the products. The main products of the inspection work are completed in the factory. Ensure strict adherence to contract requirements, ensuring quality and quantity, and delivering on time. The factory can provide a basis for customers to confirm relevant inspection standards.

3. Customer Service: In order to cooperate with customers to further improve the customer service of three-dimensional service products, our factory hereby solemnly promises to customers:

The performance of the supplied products complies with national standards and relevant regulations for goods.

After the product arrives, if there are any discrepancies with the contract requirements during the customer approval process, the company will respond and handle them within 8 hours after receiving notification from the customer.