Close-Loop| Tel: | +86 755 86142288-76136 |
| Hot Line: | +86-400-033-0069 |
| Head Office: | 16th Floor, Block B, Building 6, Shenzhen International Innovation Valley, Dashi 1st Road, Xili Street, Nanshan District, Shenzhen |
| R&D Center: | 16th Floor, Block B, Building 6, Shenzhen International Innovation Valley, Dashi 1st Road, Xili Street, Nanshan District, Shenzhen |
