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ALS Schmiertechnik GmbH & Co.KG has been manufacturer, supplier and innovator in the international lubrication business for 30 years now.
ALS Automatic Lubrication Systems are reliable, easy to maintain and offer long-term lubrication for improved equipment availability. Make your choice between single- and multi-point lubrication systems.
We offer the following types of lubricator:
Grease filling equipment, oil filling equipment, Grease pumps, central lubrication systems, Microspray system, electric drip feed oilers, Electric oil dispensers, grease guns, Pneumatic pumps, solenoid pumps, Oiler, electronically monitored lubricator and electromechanical lubricator.
ALS has more than 100 special lubricants in store.

Hangzhou Donghua Chain Group Co.,Ltd. was founded in November, 1991.With its five wholly owned subsidiaries, including Hangzhou Ziqiang Chain Drive Co., Ltd and Jiangsu Xinghua Gear Factory being a wholly owned company under Donghua in 2007, it is a professional manufacturer of chains, sprockets, tooth gears and various power transmission products.
The group has DONGHUA, ZIQIANG, and DUNPAI three brands. It is focused on producing all variety of standard roller chains and special chains, such as conveyor chain, stainless steel chain, agricultural chain and has not just sold its products all over china, but also sold more than 65% products to oversees, including Europe, America, South-east Asia, and it also has set up storage logistics in places like Europe. With Donghua brand registered in more than 70 countries like America , Europe , Japan and so on, it has partners among world top enterprises, such as JOHNDEERE, NEW HOLLAND, CLAAS, HONDA, KUBOTA, YANMAR, etc.
"We are always serving our customers with our best products." Donghua will always adhere to it enterprise spirit of being practical, innovative, efficient and excellent to make the top international chain drive.