Single crystal silicon and polysilicon technology

The difference between monocrystalline silicon and polysilicon is that when the molten silicon is solidified, the silicon atoms are arranged in a lattice of diamonds into a plurality of crystal nuclei, and if these crystal nuclei grow into crystal grains with the same crystal plane orienta-----

In 2011, China's bearing industry exported bearings…

According to the statistics of key enterprises of the China Bearing Industry Association, in 2011, the country’s bearing industry exported 4.9 billion sets of bearings, amounting to US$4.5 billion, an increase of 18.2% and 36.6% year-on-year respectively; and 1.88 billion sets of im-----

China's auto parts development will go from here in…

If 2011 is the opening year for the development of China's spare parts industry, then in 2012, China's spare parts industry will enter a period of rapid development! The development of parts and components industry is now through the development of 2011, China has become a big countr-----

Audi public should receive careful consideration

Audi imported cars have to be authorized! It is still a dispute over the right to speak of the joint venture company. “Crossing the river to remove the bridge” is the first word that most people in the brain jumped after hearing that Audi's imported cars had to be authoriz-----