The new website has opened the Chinese and English comparison function. Due to the large scale of the revision, the website is redesigned, and the function is not perfect. If you have any comments or suggestions during the use, please send an email to firstname.lastname@example.org .cn, we will gradually improve the website function according to your suggestions or opinions, in order to provide better service to our customers.
If you have any questions, please feel free to give us feedback, we will solve it for you as soon as possible.
Beijing Jintian Tongye Technology Co., Ltd. wishes you a smooth job and a prosperous business.