Why Choose Btree

• • Produced in 1,000-100,000 class clean rooms; 100 class clean room is under construction
• • Coat self-researched anti static agent to ensure ESD & electrical performance.
• • Own brands BTREE & HELECT, more than 100 patents for invention.
• • Factory, machines, products, workers... is verified by Bureau Veritas.
• • ISO 9001-2008 certified.