功能特点：本系列产品采用箱体是ABS工程塑料制成，强度高，不怕水，耐腐蚀，不褪色。(可按照客户的要求规格来订做)。
Specifications: This series of products adopts ABS engineering plastics enclosure, high intension, water-fast, corrosion resistance and fadeless. (can be made as customers required.)
封闭拉帘式排气扇系列面板都是用优质的工程塑料ABS制造， 色泽光亮， 抗腐能力强；
The exhaust fan series of closed zipper, shells are of high quality with high-strength ABS plastic manufacturing, the color is bright, of high corrosion resistance ability;
CQ系列磁力泵选用耐腐蚀，高强度的不锈钢，工程塑料刚玉陶瓷等材料制造。
CQ type pump is made of the anti-erosion, high strength stainless steel, plastic, corundum, China ect.
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