Shanxi Xinkanaifu Plumbing Equipment Co., Ltd. was established in 1997, with an annual output of 2.6w tons of pipe fittings and an output value of more than 220 million. From fully automatic casting to fully automatic machining production, with more than 900 workers, it integrates research and development, production and sales. For the fire protection projects of Wanda Plaza, Landmark Plaza, Evergrande Huazhi Plaza and other projects, we have provided steel pipe fittings, plastic-lined pipe fittings, and groove pipe fittings. The TSE certification covered 18 types of products. Under the guidance of the supervision engineer, TSE successfully passed the TSE certification audit. Xinkanef gave a high evaluation to the professional services of TSE and supervision staff.