Huakai group has a complete laboratory for quality control, from raw materials to production and shipment, each batch of the implementation of the mandatory inspection system. Ensure that products meet customer requirements

Test method for tensile properties of plastics
General principles for testing mechanical properties of plastics
Test method for mechanical properties of automotive safety glass
Test method for optical properties of automotive safety glass
Automotive safety glass - test methods for resistance to radiation, high temperature, humidity and combustion