Hangzhou Dental Advance: Listed on October 11, 2010. Issue price: 8.29 yuan, listing code: 601177, affiliated industry: other general equipment industry, winning rate: 0.67%, lead underwriter: Cinda Securities. Key points of company investment. The company is a large enterprise specializing in the production of various types of gear drives. It mainly engages in marine gearboxes and adjustable propellers, construction machinery transmissions and driving cars, automobile transmissions and special vehicle transmissions, industrial gearboxes, wind power growth boxes, etc. Downstream targets industrial fields such as shipbuilding, construction machinery, wind power, and automobiles. Raise capital and invest in it. The company plans to invest the capital raised in a production capacity expansion project with an annual output of 100 sets of advanced ship propulsion systems and 800 high-precision marine gearboxes, a production capacity expansion project for electrohydraulic control construction machinery transmission devices with an annual output of 12,000 units, a production capacity expansion project for key components of wind power growth boxes with an annual output of 2000 sets, and a technology research and development project for automatic transmissions for heavy and special vehicles.