In order to guarantee product quality and clear product quality responsibilities between the buyer and seller, We hereby make the following statement: The quality of the products provided by our company is strictly comforted to the technical standard required by the buyer. (2) We guarantee the quality of supplied products comply with the legal standards, shall be responsible for the quality of the product, and should provide quality file to the buyer, such as product inspection report and related data. (3) The package and marks of the products conformity with the relevant data. (4) Product quality problems caused by the customer improper storage or use, we shall not responsible for this. (5) In case the customer complaint about the product quality, we shall response immediately and if we confirmed responsible, we will bear all responsibilities and costs. (6) The quality guarantee period: 1 year since the date of product accepted by the customer.