Toppla ABS HEDP Plastic Locker Manufacturer Co., Ltd is specialized in the ABS & HDPE plastic locker manufacture. As a leading plastic locker manufacturer in China, we have been in this line for more than 13 years. We have stable clients from all over the world and earn a good fame domestic and abroad. Till now we have obtained a lot of certificates like patent knock-down certifications, ISO 9001, ISO 14001, OHSAS 18001, RoHS and SGS certifications. http://www.topplalocker.com