Guangzhou Taiyi Hardware Products Co.,Limited are a big factory in Guangzhou, China.  Specializing in Aluminium and PVC window and door hardware, sush as transmission gear/Espagnolette, handle, crescent lock, friction hinge/stainless steel four bar hinge, windbreak stay, telescopic arm, roller for sliding door, hinge for window and door, sealing strip/Gasket, weatherstrip, door lock, insulating glass silicone and all kinds of accessories for window and door and so on.