24-hours service

Phone: +86 153 9707 9605


Q6 : What about your pre-sale and after-sale service ?

A6: For pre-sale service: BIG TREE have a professional sales team who are willing to answer your question 24/7. We can offer a whole complete solution for your project!

For after-sale service: BIG TREE have 20 years technical team to instruct you how to install and solve your install any problem.