TPL DV type pump has the function of using vacuum to suck air and exhausting the compressed air simultaneously, TPL^V type pump has the function of sucking air to vacuum of 90kPa. The compressed air of these three types of dry running pumps is clean and without any air pollution. They are indispensable sets for packing machine and printing machine.

Zhenjiang Sieg Machinery Co., Ltd (Former Zhenjiang Rietschle Machinery Co., Ltd)is a joint venture which has specialized in manufacturing of vacuum and pressure air pump for more than 40 years. The company has capability producing 20000 sets of air pumps per year. Dry running or oil-lubricant vacuum / pressure air pumps manufactured by the company are widely used in line of printing, packing, grain processing, cigarette making, electronics, textile, ceramics etc. The company introduced a lot of products, technologies and special manufacturing machines from Rietschle GmbH, now all products have been passed the quality management system verification of ISO 9001: 2000.