Professional in Concealed Door Closer Manufacturer
Why Choose Us
Hangzhou Greenhero Group Co.,Ltd. is a China HongKong Joint venture with investing 99 Million RMB totally, is an enterprise with 20 years experience in manufacturing door closer. We are a integrated R&D ,produce and sales for door closer solutions for global customers.Also we are one of the drafters of National Light Industry Standard QB/2698-2013,and we are entitled to technology ( innovation ) Enterprise By Wenzhou Government.
Its professional and perfect service and sincere cooperation has created more value for customer
Is an enterprise with 20 years experience in manufacturing door closer.
EN1154 and EN1634 certification, UL certification, Fire prevention certification
GREENHERO has insisted on pursuing high quality and aimed at creating the best door closer in China.