Dongguan yi ding da environmental protection engineering co., LTD. (formerly xin sen/tyson green), founded in 2002, is a collection of environmental protection equipment research and development, manufacturing, sales, installation and after-sales service as one of the modern environmental protection science and technology enterprises. Specializing in the production of spiral duct, rectangular duct and accessories, thermal insulation material series, stainless steel pipe and accessories, custom-made special duct, undertake exhaust gas, dust, noise, ventilation cooling and dust-free purification and other environmental protection engineering,
↧