By making use of the resistance occurring heat principle, in 1999, Beijing Aoyuksin Surface Engineering Technology Co., Ltd, has spent a lot of money and five years to develop the first ¡°Aoke¡± trademark casting flaw repair machine in the world (its another name is metal defect cold welding machine) ¡ª AKZQB-1999 type which can be specially used to repair casting defect, our company's work of successfully developing the casting flaw repair machine has influenced the castings industry greatly and been assessed as the twenty-first century's casting hot spot technique by the China Casting Association, and concerned persons of our company continuously give a report on this subject for several years in the annual meeting of China Casting Association , it has been also awarded as the key communion project of the 2003 China Scientist Forum, national protective patent and Hongkong international patent technology gold award, Beijing Aoyuksin Surface Engineering Technology Co., Ltd has upgraded the equipment for four generations in five years, and the equipment has been upgraded from the AKZQB-1999 type to the top grade configuration AKZQB-2000C type, Aoyuksin company has finished the free upgrade work of over hundreds of 1999 type equipments at the end of 2001 and the import electronic elements have been upgraded from the original 15% to be over 85% of the AKZQB-2000C type, and Aoyuksin company has again developed the first cast aluminum and cast copper flaw repair machine in the world at the end of 2002. Beijing Aoyuksin Surface Engineering Technology Co., Ltd, has spend seven years to finish the work of developing three kinds and seven types of ferrous metal, cast aluminum and cast copper flaw repair machines and filled up the technology blank of the world castings industry, so this kind of our company's technology has been called as the great invention
of the twenty-first century castings industry.
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