Dongguan Huashengyi Environmental Purifying Technology Co., Ltd. E-mel:sales@hsy-airfilter.comKepadaAllen: sales01@hsy-airfilter.com E-mel:HSY_waimaobu@126.com Wechat & WhatsApp: +86 13266187584 (Allen) Whatsapp: +86 18985272474 Alamat: Jalan anyuan baru No.113, daerah dongcheng, bandar dongguan, China.
