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Welcome to SIHS 2022. Where our ratcheting wrenches and spanners will be displayed

Welcome the global tool hardware friends to meet again in Shanghai from June 15th to 17th, 2022. We, a manufacturer of ratcheting wrenches and spanners will be there and are waiting for you to visit us.

What are the CE certification requirements and standards for LED lamps?

The CE certification testing of LED lamps provides a unified technical specification for the trade of products from various countries in the European market

The Opportunities of Colored Gemstones in Covid-Endemic Situation

Sales of colored gemstones over the last few years have increased largely, driven by emerging markets and an increasing awareness by consumers of the beauty and variety offered by gems of color. While the last two years of covid has brought significant changes to the jewelry sector, the industry is moving forward with remarkable ingenuity.

What is the Ramadan?

Car rearview mirror folding system

Intelligent Automatic Car Rearview Mirror Folding System Rear View Auto Side Mirrors Folding Kit Modules Car Accessories

Master Oscillator Power Amplifier

Master Oscillator Power-Amplifier. Compared with traditional solid and gas lasers, fiber lasers have the following advantages: high conversion efficiency (light-to-light conversion efficiency over 60%), low laser threshold; simple structure, working material is flexible medium, easy to use; high beam quality ( It is easy to approach the diffraction limit); the laser output has many spectral lines and a wide tuning range (455 ~ 3500nm); small size, light weight, good heat dissipation effect and long service life.

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