86-755-29589259
3/F, No. 208-3, Haicheng Road, Xixiang St., Baoan Dist., Shenzhen, Guangdong, China (Mainland)
IP PBX GSM gateway E1 ip pbx system, US $ 350 - 599 / Unit, Guangdong, China, Niteray, NR-U50.Source from Shenzhen Niteray Technology Co., Limited on Waimaotong.com.