ALF Machinery & Instrument ( Shanghai) Co.,Ltd.

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Established in year 1993 in Shanghai city, we are a manufacturer, exporter and importer specialized in machinery & hardware products.

"Advance, Love, and Faith" is our operating principle and nucleus of our company culture., as well as where the company name comes from.

ALF Machinery & Instrument is the first subsidiary company of the ALF Group, which consists of five companies:

ALF Machinery & Instrument (Shanghai) Co., Ltd.,

Kunshan ALF Machinery & Instrument Co., Ltd.

Shanghai ALF Import and Export Co., Ltd.,

Shanghai ALF Healthy Food Co., Ltd.,

Shanghai Kang Hong Electrical Appliances Co., Ltd.

Through rapid development in the past 10 years, ALF Machinery & Instrument now owns one R&D laboratory, over 400 staffs, a total premise of 10,000 square meters and around USD15 million annual sales volume.

Our main products are pressure instrument, door lockset, door hardware, (imported) band saw blade, (imported) wine, (imported) healthy food etc.


Conducting strict quality control in production, our plant was ISO9002 certified by SGS-England in 1998, and we upgraded to ISO9001:2000 standard on quality management in 2005. Our pressure gauges meet Chinese National Standard and are MC certified in year 2002. Use no oil pressure gauges are UL listed in year 1998 & 1999.


As pressure instrument's manufacturer and exporter:

We are specialized in production and export of pressure gauges.

Main Products: general dry pressure gauge, liquid pressure gauge, use no oil pressure gauge, all SS pressure gauge, gas and water test gauge, fire-extinguisher gauge, process gauge, etc.

Our pressure gauges are supplied to a wide range of industries including pneumatic, hydraulic, gas, welding, medical, food-process, petro-chemical, and other industries.

All pressure gauges are produced to meet America ANSI B40.1 standard and Chinese national Standard; Use no oil gauges meet UL404 standard and are UL listed.


As door lock 's manufacturer and exporter:

We are also specialized in production and export of tubular locksets. The plant has a whole set of production lines of punching, pounding, compressing, hydra forming, automatic polishing, automatic painting, automatic annealing, cylinder making, machining and tooling, electronic plating, and assembling. All the handles are made of copper alloy, stainless steel, zinc alloy (die-casting), or aluminum alloy.

Knob style: available in big trumpet, small trumpet, tulip, ball, straight lever, curved levers, etc.
Finish: available in PB-polished brass, SN - satin nickel, OB- oil rubbed bronze, CP-chrome plated, SS-stainless steel, AB-antique bronze, SC-satin chrome, etc.

Function: available in EN-entry, PR-privacy, PA-passage, SD-single deadbolt, DD-double deadbolt, etc.

All locksets are produced in accordance with ANSI Grade III Standard. Our lockset finish passes 96 hours salty test and lock function passes 100,000 cycles endurance test.

As band saw blade 's importer and general agent:
We import saw blade to sell in China domestic market. Our band saw blades are produced in Germany. For detailed information please visit www.alf-group.com .