technical performance-j9集团

member unit of national low-voltage electrical apparatus standardization technical committeemember unit of the domestic circuit breaker and similar equipment sub-technical committee of the national low-voltage apparatus standardization technical committeevice-chairman unit of the national low-voltage equipment insulation coordination standardization technical committeemember unit of the dc power equipment standardization technical committee of the power industryparticipated in the compilation of 7 national standards, 3 industry standards, and 1 group standardnational intellectual property advantage enterprise, beijing patent demonstration unitso far, the group has authorized 245 patents: 82 invention patents, 116 utility models, 18 appearance patents, and 31 pct patents.from 2019 to 2020 till now, the group has declared 131 patents: 84 invention patents, 43 utility model patents, 2 appearance patents, and 2 pct patents8%-10% of annual sales revenue is invested in new product development