Dongguan Delong Automation Co., Ltd. Chaw nyob 15 beiwan txoj kev wujiayong villige, zhongtang lub zos, Dongguan nroog, Suav teb E-mail christine@chinadelong.com webmaster@chinadelong.com Xov tooj 0769-88890697+8618924334242 (Whatsapp)
