Welcome to the special edition of Shenzhen Haofeng Zipper Technology Co., Ltd! Here we focus on Flame Retardant Zippers. HTZ Zipper has taken the zipper technology innovation as its responsibility since the foundation. We contribute ourselves to zipper production with the craftsman spirit. Exciting achievements have been made by far. We are a top manufacturer of Flame Retardant Zipper (FR zipper) in China. Both metal and plastic flame retardant zippers are available. The zipper ...