Suzhou Newway Valve Co., Ltd. (trademark: Newway Valve): Newway Valve is one of the well-known brands in China valve industry. Its products cover industrial valves, building valves, municipal valves and other fields, and are widely used in petroleum, chemical industry, electric power, metallurgy, pharmacy, food and other industries.
Shanghai Guanlong Valve Machinery Co., Ltd. (trademark: Guanlong Valve): Guanlong Valve is a company specializing in the production of water supply and drainage valves, and its products are widely used in municipal construction, building water supply and drainage, heating and ventilation, fire protection and other fields.
Sanhua Holding Group Co., Ltd. (trademark: Sanhua Holding Co., Ltd.): Sanhua Holding Co., Ltd. is a world-renowned manufacturer of refrigeration and air conditioning control parts. Its products cover control valves, four-way valves, electronic expansion valves, electromagnetic valves and other fields, and are widely used in refrigeration, air conditioning, new energy and other fields.
It should be noted that the above brands are for reference only, and the specific ranking and selection need to be evaluated in combination with the actual situation, including product quality, performance, service and price. At the same time, the market competition in the valve industry is also very fierce, new brands and enterprises are constantly emerging, and the ranking and selection also need to be constantly updated and adjusted.