Dongguan Zuolong Machinery Co., Ltd. is a large-scale sewing machine manufacturer in China. Zuolong Machinery always sticks to the business philosophy of 'efficient cooperation and mutual benefit'. We adhere to the enterprise spirit, which is to be hard-working, pragmatic and diligent. It would be our pleasure to partner with you and together, we can create a better tomorrow. The cordless electric scissors of Zuolong Machinery is applicable to the following areas. Zuolong Machinery's products are deeply loved by consumers. Some products of cordless electric scissors series will be shown below. It is quality certified while providing smarter performance and functionality. It is energy-saving as its power consumption is about 5% of ordinary machines. The product has got high client satisfaction and has a great potential for wider application. By mechanizing and simplifying the cutting, it creates a clean and comfortable working environment. our team is committed to providing customers with quality products. Customers are welcome to contact us. We look forward to establishing a long-term friendly relation with you!

Excuse me, what happened to the factory sewing machine lifting and pressing feet? The lever of the leg lifting and pressing the foot suddenly can't be used. it should be a sudden point under the machine.Because manual can also be used,So the machine head problem is not big,

What are the thread sizes of the pressure gauge joint? According to the standard of pressure gauge in China, the thread of pressure gauge joint is made of public thread, and should conform to the regulations in the following table.50, 60 M14 × 1.100,150,200,250 M20 × 1.Since China's reform and opening up,Pressure gauge on imported production process equipment,In addition to the various pressure measurement units,The connection thread of the pressure gauge joint is also diverse.In addition,Of the millions of pressure gauges exported by China every year,The pressure gauge connection thread required by foreign investors is rarely a public thread,Is the same thread,The thread codes for pressure gauges in China, Japan and the UK are also different.It is like a 55 ° 1/4 'cone pipe thread,The code in our old standard is called 'ZG1/4 ',The code in the new standard is called 'R1/4 ',The British standard is also called 'R1/4 ',The code in the Japanese standard is 'PT1/4 '.The following lists the Chinese and