B type Y tee
B type Y four pass
B type reducer sleeve
Type B with door P trap
Type B with door S trap
B type flange gland
B type riser inspection po
B type blind plug
B type sealing ring
Type B bottle mouth tee
B type double 45 degree el
B sleeve
Contact: Rachel
Phone: + 86 13370171921
Tel: + 86 13370171921
Add: Changhong Road, Liangxiang Town, Fangshan District, Beijing