Proval Industry company was established in 1987, the two-piece ball valve and related parts were used as the main axis. The three-piece, one-piece and related product types were successively launched, and new products were commissioned by customers. Three years later, we moved to a new factory and expanded our production scale.We are the first domestic manufacturer of professional ball valve manufacturing from dewaxing precision casting, processing and assembly to finished products.
Phone | +886-4-26876555 |
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Fax | +886-4-26815279 |
Country | Taiwan |