Spring-loaded pressure relief valves,

- Painted mild-steel or 304 stainless steel casing material

- Stainless-steel weather protection cover
- Adjustment Kit (Springs)

Hunan Jiancheng Technology Co., Ltd. is an industry and trade integrated enterprise focusing on the R&D and manufacturing of Mechanical Components and Spares for Batching Plants.

Mandiwi (MDW), as an independent brand under Jiancheng Technology, has established an product R&D laborary based on studying big data on the actual working conditions of global concrete machinery and equipment, now providing more cost-effective, high-quality and longer service life products and spares, including Valves, Level Monitoring Components, Vibrators, Dust Filters and Flow Aids, Screw Conveyors and Parts, Concrete Mixers, etc.

After years of development, the MDW has built in-depth cooperation relationships with many internationally renowned enterprises such as Sany, Zoomlion, CRCC, Sunward, CSCEC, Shantui, Xinzhu, etc. And our products have exported to Europe, North America, South Asia, West Asia, Middle East, Africa and other countries and regions.

‘Focus, Simplicity, Efficiency and Reliability ’ are the design concepts that the MDW brand has always adhered to since its establishment.

‘Escorting the operation of the mixing station and creating maximum value for customers’ is the company mission pursued by all MDW staffs.