The company has passed IS9001 certification, the pursuit of standardization, standardization and institutionalization in production and operation, the continuous expansion of enterprise scale, complete production facilities, while mastering mature technology, continuous reform and innovation, the technology of our company has been continuously improved and we are in the forefront of our peers. The product has passed the fire protection certification, AZO test, SGS test, you can use it with confidence. Owned by the company" linglong" the brand has covered many countries and regions such as Europe, America, Asia and the Middle East.