国产成人精品免费视频动漫,热久久精品免费视频,国产又粗又爽高潮呻吟

Jinlong Jixie Group was established in 1998, which specializes in producing various types of evaporation, concentration and crystallization equipments, and provids overall process design and turnkey-projects such as complete equipment production, manufacturing, installation, debugging, and training for these equipments. The Groups headquarters and R&D center are located in Jiangbei New District, Nanjing, and its production base is located in Tianchang city- which is the east gate of Anhui Province. The company has a modern manufacturing base and after-sales service center, and its products are mainly used in environmental and high salt wastewater treatment, biological fermentation, lithium new energy battery, chemical industry, pharmaceuticals, papermaking, steel, electricity, metallurgy, food industries and other fields......More