LAB

Our lab has physical part and chemical part, it can make professional analysis testing for almost kind foams, and also can do a lot pull testing, delamating testig, heat testing ect., it can help factory make best quality produts for our customer.

PATENTED

Yonglin owned 16 patents of invention,34 patents of utility models, and more then 140 appearance patents now. We register the new patent every year to protect our intellectual property right. We used our technology at customer’s products,and always keep developing new items, new materials, and new models.