河南双华液压机械设备有限公司成立于2019年，位于长垣起重工业园区，经营范围包括液压缸、液压泵站、液压货梯、液压夹轨器、液压油路集成系统、油管、管接头、电磁阀、手动阀、油泵、油封、压力表、气缸、液压油经销、加工。（涉及许可经营项目，应取得相关部门许可后方可经营）

Henan Shuanghua Hydraulic Machinery Equipment Co., Ltd. was established in 2019 and is located in Changyuan Heavy Industry Park. Its business scope includes hydraulic cylinders, hydraulic pump stations, hydraulic cargo elevators, hydraulic rail clamps, hydraulic oil circuit integrated systems, oil pipes, pipe joints, solenoid valves, manual valves, oil pumps, oil seals, pressure gauges, cylinders, hydraulic oil distribution and processing. (For licensed business projects, permission from relevant departments must be obtained before operation.)