Shanghai double happiness Group Co., Ltd.   

        to understand the DHS old worker told reporters, double happiness is the predecessor of the Shanghai table tennis ball factory, founded in 1928. Although called the factory, but the simple equipment, the original production mode, as family workshops, by several pairs of table tennis in the mold, iron or aluminum shelves only coalball furnace burning hot water heating forming, then the production of color ball, simply can not be used to match. 10 years later, with the "serial" brand seamed table tennis came out, only to the domestic game no China brand ball history painted in the end.
       
        table tennis to produce real leap forward after liberation. One of the earliest involved in the development of domestic table tennis older workers recalled, put up a pageantry to carry out mass sports activities, table tennis consumption rises. By 1956, more than 20000000 table tennis demand, though, the ball quality is improved, but still the seam, can only be used for general game. But in foreign countries in the early 30's have close joint ball. In 1957, the technical personnel of the British "sea Rex" table tennis anatomy, finally by steam direct expansion forming, produced the first batch of close joint ball. Soon, the Chinese Table Tennis Association approved, serial cards close joint ball is in domestic competitions.
       
        Rong Guotuan in 1959 for the China win the first world champion, after the twenty-sixth World Table Tennis Championships held in Beijing, scheduled for 1961, table tennis movement in the Chinese boiling. In the summer of 1960, Premier Zhou's attention and concern, the international competition with the domestic trial ball mission to Shanghai. To fill this gap, light industry bureau chief in charge, multiple units involved in the battle.
       
        "conditions very tough, no air-conditioning facilities, 39 degree heat, in order to avoid the pollution, the electric fan also dare not open, technicians hid in a mosquito net, one day down, people have been wet, as if soaked through." In today's Shanghai Hongshuangxi Guandu Sports Goods Co., Ltd., speaking of that year old scene, as if back yesterday.
       
        "probably less than half a year, the high quality ball sample is produced, after the table tennis champion Xu Yinsheng, Li Furong, Zhang Xielin and other test playing, a very good response, and coincided with the national day, as a memorial to the 10 anniversary of the Rong Guotuan took the first world champion and national day, 'Red' this name." In 1961, the International Table Tennis Federation test, "double happiness" was officially approved as an international match ball. Since then, the "double happiness" brand table tennis and table tennis athletes China boarded the world table tennis.
       
        the 70's of the last century in the early 80, table tennis hot people of all ages and both sexes Qi battle, to the "Double Happiness Table Tennis fire" up and added a chai.
       
        into the 90's of the last century, although the life diversification, but the Shanghai table tennis market did not shrink, the company responsible for the marketing department said, "'Red' has become the largest table tennis equipment manufacturers, sales income of more than 4 hundred million, 80% of the world table tennis tournament are used in our production equipment."
       
        double happiness, innovative world ball making expert, in the material and formulation research, production process, the ball and play in motion on the study of interaction has rich and unique insights in advance. From the China first table tennis to Chinese First World Table Tennis Championship specified with the ball, and then to the world to take the lead in developing new 40MM table tennis, DHS continues to provide technical development of world table tennis guarantee.
        40MM one's own knack in table tennis: selection of unique material, manufacturing process the application of comprehensive reform, produces new ball sense. Slow rotation, balance, improve the catch rate, increase the game round, bring great ball movement lead a person to endless aftertastes ornamental and abundant techniques to show
        classical connotation of
        - 1998 Suzhou international tennis tournament balls
        - the forty-fourth session of the World Table Tennis Championships ad hoc specified by the ball
        - 1999 in Copenhagen table tennis tournament balls
        - 2000 twenty-first men's Table Tennis World Cup tournament balls
        in 2000 the thirteenth session of the world university table tennis tournament balls
        - 2001 Chinese Table Tennis Club Super League balls
        - the 2004 Athens Olympic Games designated ball
       
        38MM table tennis one's own knack in
        stability: not affected by temperature, humidity and other factors, elastic, rotating speed, always maintain a stable.
        precision: Garden degree each error control below 0.15 mm, weight control is more cherish as heavy as gold, the error is less than 1 mg.
        reliability: since 1961, is approved by ITTF, subjected to numerous world series test.
        double happiness Samsung table tennis as the International Table Tennis Federation (ITTF) approved the use of the ball, double happiness, two table tennis as a Chinese Table Tennis Association (CTTA) approved the use of the ball.
        classical connotation of
        - 1961 twenty-sixth, 1995 forty-third session of the World Table Tennis Championships balls
        - Chinese National Table Tennis Championships balls
        - 1989-1990 years previous Asian Cup tournament balls
        - 1996 World Table Tennis occupation Tour Finals balls
        in 1997 the Eighth National Games of table tennis balls
        in 1999 the first World Table Tennis Championship club balls
        - 1999-2000 years of world men's table tennis club tournament balls
        - 1999-2000 years Chinese Ericsson table tennis challenge match balls
        - 2000 Chinese table tennis open
        - in 2000 twenty-seventh session of Olympic Games table tennis balls
        - 2000 Chinese Table Tennis Club Super League balls

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