¿Quiénes son las 50 principales empresas nacionales de válvulas?
Shanghai Guanlong Valve Machinery Co., Ltd.
Shanghai Zhongqi Valve Manufacturing Co., Ltd.
Sanhua Holding Group Co., Ltd.
Chaoda Valve Group Co., Ltd.
Jiangsu Shentong Valve Co., Ltd.
China Nuclear Sufa Technology Co., Ltd.
Zhuzhou Nanfang Valve Co., Ltd.
Jiangnan Valve Co., Ltd. Holding Group
Jiangsu Suyan Valve Machinery Co., Ltd.
Válvula Dalian Xinxing Grupo Co., Ltd.
Shanghai Haydun Valve Co., Ltd.
Fábrica de válvulas Tianjin
Shandong Yantai Valve Co., Ltd.
Válvula Qingdao Hengkang Group Co., Ltd.
Shanghai Katie Valve Co., Ltd.
Shanghai Yutong Valve Group Co., Ltd.
Shanghai Wilt Valve Co., Ltd.
Shanghai Xinya Valve Co., Ltd.
Shanghai Guanyu Valve Co., Ltd.
Sichuan Zigong High Pressure Valve Co., Ltd.
Fábrica de válvulas de Shanghai Lianggong
Guangdong Mingzhu Group Co., Ltd.
Zhuzhou Nanfang Valve Co., Ltd.
Gansu Hongfeng Machinery Co., Ltd.
p>Shanghai Gaomin Valve Co., Ltd.
Shanghai Tianli Valve Co., Ltd.
Shanghai Guanyu Valve Co. , Ltd.
Shanghai Guanlong Valve Machinery Co., Ltd.
Shanghai Zhongqi Valve Manufacturing Co., Ltd.
Sanhua Holding Group Co., Ltd.
Chaoda Valve Group Co., Ltd.
Empresa Jiangsu Shentong Valve Co., Ltd.
CNN Sufa Technology Co., Ltd.
Zhuzhou Nanfang Valve Co., Ltd.
Jiangnan Valve Co., Ltd. Holding Group
Jiangsu Suyan Valve Machinery Co., Ltd.
Dalian Xinxing válvula Group Co., Ltd.
Shanghai Haydun Valve Co., Ltd.
Fábrica de válvulas Tianjin
Shandong Yantai Valve Co., Ltd.
Válvula Qingdao Hengkang Group Co., Ltd.
Shanghai Katie Valve Co., Ltd.
Shanghai Yutong Valve Group Co., Ltd.
Shanghai Wilt Valve Co., Ltd.
Shanghai Xinya Valve Co., Ltd.
Shanghai Guanyu Valve Co., Ltd.
Sichuan Zigong High Pressure Valve Co., Ltd.
Fábrica de válvulas Lianggong de Shanghai
Guangdong Mingzhu Group Co., Ltd.