Wechat/WhatsApp: +86 15666472738          Email:inquire@vast-cast.com

Dongying Haoyu is a professional manufacturer of metal products. We are specialist in high temperature alloy casting, aluminum alloy investment casting and have been serving world-wide clients for many years. From drawing design, tooling, casting, to CNC machining, surface treatment, 3D printing, Dongying Vast keeps working hard to improve technologies and produces world-class castings like impellers, pump parts, pump body, auto parts, housting, etc. Dongying vast cooperates with many industries like oilfield equipments, auto industry, nuclear power plant equipments, all kinds of fluid equipments, happily in long-term. Dongying Haoyu manage the whole company strictly with ISO9001-2015, ISO14001-2015 and OHSAS18002-2007, to guarantee high efficiency and quality.

TESTING EQUIPMENT
PRODUCTION EQUIPMENT
TECHNOLOGICAL PROCESS
QUALIFICATIONS
NEWS AND KNOWLEDGE
Casting riser, is a vertical pipe exit for the upward flow of liquid steel. On one hand, it`s used to exhaust gas quickl...
castingsThe pouring temperature has a great influence on the quality of castings, but it is often overlooked by the cast...
"Dongying has the foundation of precision casting industry, the upstream and downstream industries are relatively perfect, and the business environment here is also very good. We finally chose here af
INQUIRE NOW
Wechat/WhatsApp:+86 15666472738     Email:inquire@vast-cast.com

Address:No.183 Xisan Rd, Dongying, Shandong, PRC