Our company is and ISO9001 and ISO14001 certified company and a qualified company for metrology accreditation. Our company carries out ISO management for purchasing, quality management, production and warehouse. We test every batch of materials and products. We have strict management procedure for non-conformity products. Our products follow relevant industry standards strictly, and we use the international environmental protection standard to control our environmental protection. We try to manage our production by standardized procedures and we passed the authentication of Guangdong Good Standardization Practice Enterprise, thus imporove our quality assurance and customer service.