1.According to the requirements of the sales contract or customer requirements, the technical department is responsible for the preparation of the necessary technical data on the product, etc., and the quality planning and preparation plan should be carried out if necessary.

2.The sales department is responsible for promoting and introducing product performance and use methods and occasions to users. Responsible for collecting the feedback information and requirements of users using products, investigating the needs of users, and timely passing the information to relevant departments.

3.According to the contract requirements, the production department is responsible for the organization of production and the delivery of products, and the sales department is responsible for the safe, accurate and complete delivery of products to the user's designated location.

1.According to the contract, the establishment of user files, timely processing of user feedback information, to fulfill the commitment to the user.

2.Carry out visits to users from time to time, widely solicit users' opinions on the quality of the company's products and services, general users can solicit, inquire by letter or telephone, and make records.

3.Implement a 24-hour emergency response mechanism and regular visits, and provide technical advice, training and guidance.

4.Product quality or engineering problems, the company sent technical personnel to the site of product use, investigation and verification and timely processing, processing records.

1.The company strictly implement the supply contract, according to the requirements of production.

2.Delivery of goods as agreed in the contract (generally delivered to the designated construction site within 24 hours after receiving the fax of the goods). After the arrival of goods, both sides jointly check the goods, if there are obvious appearance quality problems, can unconditionally return and exchange qualified products.

3.You operate strictly in accordance with the requirements of the product instruction manual issued by our company. We guarantee that except for man-made damage and irresistible natural disasters, our company is responsible for the quality of the product. In case of damage, our company is responsible for replacing it for you free of charge.

4.We shall be responsible for the delay of the project or other losses caused by our quality problems.

5.Customer complaints within 2-3 hours to reply, within 24 hours to solve.

6.The company is responsible for product quality to the end.