欧美v亚洲v综合v国产v_午夜精品视频在线无码_92婷婷伊人久久精品一区_【NSAV】

　　1. The main frame is welded with high-quality national standard steel plate, with reasonable structure design, good strength and large bearing pressure. 2. The top-mounted high-quality oil cylinder is adopted, and the main components adopt advanced hydraulic parts to ensure a long service life. 3. Fully automatic hydraulic control system is adopted, with accurate pressure control, short pressurization period, and high working efficiency. 4. Suitable for the production of door panels, fireproof panels, etc.