First, the origin of the problem There are currently two types of light engines on the market, one is a high-PF but severely flashing electroless capacitive light engine, and the other is a flashless, low-PF electrolytic capacitor light engine. So which kind of light engine is bette ...more...

1. Hydrogen fuel cell industry In the hydrogen fuel cell industry chain, the upstream is the preparation, transportation and storage of hydrogen, and the hydrogen fuel cell system is filled with hydrogen at the hydrogen refueling station; the midstream is the production of ke ...more...

In early April, the pressure on the IH rice cooker was formally listed. Perhaps it was because the degree of attention was too high. In the same period, the millet router 3's limelight was completely covered. In fact, compared to the predecessor, its upgrade rate is not ...more...

Take the fast-growing express train with LED lighting. According to overseas research institutions, the overall size of the global lighting market is expected to reach 128.7 billion US dollars by 2019, and the compound annual growth rate is expected to reach 4.6% from 2014 to ...more...

For a friend who likes to watch the ball, I believe no one wants to miss the European Cup of heavy games this summer. Some people like to watch at home because they can enjoy the most comfortable watching environment; some people like to watch it in the bar because they can ...more...

With the increasing competition in all aspects of the domestic LED industry chain, light engines with extremely high cost performance advantages are increasingly favored by lighting companies. According to the statistics of the High-tech Research Institute LED Research Institute (GGII), the scale ...more...

According to foreign technology websites, researchers at the University of Bath in the United Kingdom have recently developed a new type of fuel cell that can convert urine into electricity. Briefly, microorganisms used in power generation in fuel cells are capable of converti ...more...