Buy Security Systems Security Alarm Systems engineering-related companies

Price: Negotiable Purchase Quantity: 10000 Packaging: None Product Specifications: None 
 For security engineering, security system companies. 
 1, I hope your company address is in Anhui, Shandong, Jiangsu. 
 2, water, electricity, forest, no man's land and other related security projects case. 
 3, the new energy, solar energy, wireless network monitoring system prospects. 
 4, a letter of intent please contact us for the total money or Zoujing Li.