Changyu now ranks the largest wine production group in China. The internatianal wine city project occupies 413 hectare of area and includes several premium wineries, research facility and wine trade ceter.
Prettech provides the turn-key project for the wineries including tanks, catwalks, pipings, etc.Prettech is the long-established parter and supplier of the China Wine Giant. Prettech tanks are in Changyu's wineries all over the China. Dozens of 400 ton stainless steel wine storage tanks are erected in the barrel-shaped winery.