Zhejiang Wanma Co., Ltd. Is a key high-tech enterprise in the focus development of the country's national strategy, with business covering new intelligent wire and cable, polymer materials, and new energy fields. It follows a strategic layout of full-chain, multi-domain collaborative development around power transmission services, and is one of the fastest-growing listed companies in the industry in recent years. It is at the leading level in both hardware facilities and technological strength. Listed on the Shenzhen Stock Exchange in 2009 with stock code 002276. In 2020, the Qingdao Municipal Government's Ocean Holding Group, a subsidiary of the Qingdao Municipal Government, invested in Wanma Co., Ltd., achieving a "national" match, and promoting Wanma Co., Ltd. To enter the high-quality development "fast lane".

The company's main products include high, medium, and low voltage power cables, fire-resistant cables, control cables, pre-bundled cables, residential building wires, and bare wires, totaling over 180 varieties. The product specifications reach 28, 000 different models, with the highest voltage level of cross-linked polyethylene insulated cables reaching up to 500kV.

Production capacity: The company owns over 240 patents, has imported advanced equipment such as the Italian Sangpu large pulling machine, the German Niehoff large pulling machine, the French Pudiaand the American Hub 700kV partial discharge detection equipment. It also has the highest full shielding test hall, four imported 500kV full dry three-layer co-extrusion VCV vertical lines, two Austrian high-pressure physical foaming series lines, one complete ultra-high voltage insulation material production line, and two Finnish 110kV three-layer co-extrusion high voltage cross-linked production lines. The company has significant advantages in production technologies such as single wire pulling, separation of conductors, and conductor twisting. Our VCV production line stands at 158 meters tall. The feeding of the VCV production line uses a fully enclosed non-metallic pipe free-fall method and is controlled automatically. It is currently the world's tallest high-voltage cross-linked VCV production line. It can produce cables with a maximum cross-sectional area of 2000mm² For 110kV cables and 2500mm² For 220kV cables. It can produce the highest voltage level of 500kV.