Shandong Wantong Hydraulic Co., Ltd. (Stock Code: 830839) was founded in June 2004. It is a domestic medium and high-pressure oil cylinder supplier integrating R&D, production, sales and service. Its main products include special oil cylinders for dump trucks and mechanical equipment. Three major series are used for oil cylinders and oil and gas springs. The company's factory covers an area of ​​180,000 square meters, has a registered capital of 63 million yuan, and has a wholly-owned subsidiary, Shandong Ruitong Machinery Equipment Co., Ltd.

The company's management team and main technical personnel are stable, adhering to the corporate philosophy of "creating hydraulic fine products for customers", and have insisted on R&D investment for many years, mastered cold drawing process technology, seal structure optimization technology, piston rod heat treatment and surface treatment technology, and mirror polishing rough Core production technology such as degree control technology, energy accumulator dual-gas chamber technology, etc., and starting from the actual needs of customers, it continues to innovate, gradually position the mid-to-high-end market, and use high-quality services to provide automobiles, coal mines, petroleum, engineering machinery, etc. Industry customers provide high-quality products.