During the purchase process of dams, rivers, reservoirs, and other important facilities, if you encounter any problems, please contact us by phone, QQ, or email. We will discuss with you various issues encountered in the shopping process. 2. If the goods cannot be received on time within one week, we will immediately investigate after receiving the customer's inquiry and give the customer the most timely response to the corresponding issues. 3. If damage occurs during transportation, we will not assume any losses, but we will do our best to pack the products well and communicate with the freight to reduce transportation losses. 4. We deliver goods in a timely manner, and we will not assume any responsibility or compensation for losses caused by the delay in delivery time by the freight company. Shopping Notice Due to the reasons of camera shooting and computer display, there may be color differences between the actual goods and the pictures. If you have any requirements for color, please contact us in advance. Otherwise, it is considered that you can accept the possible color deviation. Please understand the inconvenience! Due to the large fluctuations in raw materials, coupled with the competitive pricing of malicious competitors in the network, it is difficult for us to accurately display the price of each product in front of the customer. The price indicated here is for reference only! Please contact to confirm!