Neat arrangement of machine parts.

Your basic information, online operation behaviors, transaction information, access data are necessary to offer you our normal purchase, transaction, and delivery services. Withdrawal of this authorization will result in the failure of shopping or even paralysis of your account.

Your basic information, online operation behaviors, transaction information, access data are of great significance to improve website construction and enhance your purchase experience.

Your basic information, online operation behaviors, transaction information, preference data, interaction data, forecasting data, and access data will be used for advertising purposes by recommending products more suitable for you.

These cookies tell us how you use the site and help us to make it better. For example, these cookies allow us to count the number of visitors to our website and know how visitors move around when using it. This helps us to improve how our site works. For example, by ensuring that users find what they are looking for and that the loading time of each page is not too long.