shanghai bomi industrial oil sludge manufacturer price quotation consultation: 13818491999, specializing in the production and development of industrial design sludge in universities, fine carving color sludge, oil sludge recovery machine, special sludge heater, sludge model platform, sludge modeling laboratory, product design training room, three-coordinate measuring instrument, five-axis machining center, sludge scraper and other consumable tools and reverse design, 3
synchronous belt
people talented variety show 1 triangle belt 30 people
