No.58 Nanjing Popularity Ranking No.13 Jiangning District No.258 Jiangsu No.1 Di Ya Appliances No.2 Shui Chu Li Wei Hu No.2 Smart Engineering Factory No.2 Water Treatment Technology No.2 Water Treatment Engineering No.2 Water Treatment Equipment No.2 Water Mirror No.2 Industrial 4.0 No.3 Machinery No.3 Machinery Manufacturing No.3 POE No.4 Power Distribution 市级高新技术企业 高新技术企业 省级高新技术企业 绿色工厂 CNAS认证