Oct.2006
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The extension coat of the hand piece was invented. It makes the hand piece more suitable for precise operation. |
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Jul.2006
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The company signed a sale contract with Backje Co., Ltd in Korea. YIJING and Backje started to explore Korean market together. |
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Feb.2006
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YJCS-7 Ultrasonic Polisher was invented. This model of polisher uses an innovative output circuit which enables excellent performance. It is much smaller (120 by 74 by 37 mm3) than conventional ultrasonic polisher; Its output efficiency is improved significantly and it was much easier to operate. |
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| Oct.2005 |
The corporation started to build its new site. |
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| Apr.2005 |
YJCS-6 Poli-function Ultrasonic Mould Polisher was developed. It can track vibration frequency automatically, and have powerful output of four special functions- ultrasonic vibration, EDM erosion, pattern-making and metal diversion. It has a human voice notifying system which helps the operator substantially. |
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Oct.2004
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YJCS-5B Ultrasonic Mould Polisher was developed. It amends the overheating problem of YJCS-5. It receives hot feedbacks especially from oversea customer because of its smart appearance and the delicate hand piece. |
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Mar.2004
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YJXB-3 Steel & Casting Repair Welder was developed. It offers a user-friendly interface, a very stable and excellent performance and portable weight (8Kg). |
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Feb.2002
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The corporation applied for patent. Patent No.: ZL02110861.7 |
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Jan.2002
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YJCS-5 Ultrasonic Mould Polisher was developed. It adopts a user-friendly interface and minimizes its size for easy usage. |
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Feb.2001
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The corporation changed to the current name: YUYAO YIJING ELECTRONICS CO., LTD. |
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Oct.2000
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The corporation set up a branch in Guangdong. |
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Oct.2000
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YJCS-4B was produced. It is an improved model of YJCS-4. |
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| Sep.2000 |
YJXB-2 was produced. It is much more stable than YJXB-1 and can sustain 5m vertical drop. |
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Jan.1999
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The corporation moved to a new site for further development. |
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May.1998
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YJXB-1 Mould Repair Welder was produced. It provided an efficient way to deal with surface depressions. |
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Dec.1997
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The corporation applied for patent. Patent No.: ZL 97242910.7 |
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Sep.1996
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The corporation set up a branch in Xiamen. |
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Dec.1995
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YJCS-4 was produced. This machine mainly improved on operation convenience. It is much easier to operate. |
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Nov.1995
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The company applied for patent. Patent No.: ZL 95246523.X |
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May.1994
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YJCS-3 was produced. Its performance was much more stable. Customers gave high praise for this machine. |
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Feb.1992
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YJCS-2 was produced on the basis of YJCS-1 and customer requirement. |
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Jan.1992
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YIJING ELECTRONICS (previously known as YIJING ELECTRONICS FACTORY) was founded. |
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May.1991
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The first generation – YJCS-1 ultrasonic polisher was invented. |
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