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Our use of the production of solar cells production process is as follows:
In recent years, our company continuously improve production process: using the new acid system cashmere process; optimization based on traditional diffusion process, using high sheet resistance process, with the new screen screen printing to improve the photoelectric conversion efficiency of the battery piece effect; improvement of wet etching process of silicon etching method and solve the problem of liquid residue the coating process; optimization, transformation of PECVD equipment, improve production capacity; improved screen graphics continuously reduce use quantity, so as to reduce the production cost; the improvement of sintering furnace equipment, greatly reduce product defective rate, obtain good economic benefits.
Following our core patent certificate: 
               
          
 

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