Recommended models: Saiding 40 Three Planets, Saifu 40 Three Planets, Celluloid Three Planets, Two-color Table Tennis, Outdoor Table Tennis, One Planet Series, Two Planet Series
 
Double Happiness can be said to be the first choice for Chinese to contact table tennis, and today, the market share in China is about 25%. The Chinese national team has a utilization rate of 80% of its products, and 70% of global competitions use Double Happiness table tennis, and its reputation and sales are unmatched.
 
In 2000, Double Happiness became the international standard setter for 40mm table tennis and has been approved by the ITTF for 18 consecutive times as a ball for international competitions. The ball is mainly divided into one-star training table tennis, two-star team competitions, training table tennis, three-star official competition table tennis, different stars of tensile strength, durability, elasticity and ball speed are different, theoretically the higher the star, the better the feel, the more expensive the price.
 
As far as the product itself is concerned, Double Happiness has excellent comprehensive performance of Samsung table tennis, and at the same time, the price is affordable, with an average of about 3 yuan / piece, which is also suitable for training balls. Because of its high popularity, there are many imitations, it is best to buy from officially authorized channels and choose a reasonable price.
 
There are three red double happiness three planet series on the market, Samsung 40mm is old, it can no longer be used as a game ball, the material of celluloid determines that it is flammable, but it feels good, and it is a good recreational ball for those who are older in table tennis. At present, more than 90% of major international events and most major domestic events use Double Happiness Saifu seam balls as game balls.
 
Saiding uses a material hot runner technology to make hemispheres, and the hemispheres are reheated and bonded to form a complete sphere, and its roundness is probably the best among all the seamed table tennis balls.
 
Double Happiness has two starless recreational balls: two-color balls and outdoor table tennis. In order to better judge the rotation trajectory of table tennis, the hemisphere of two colors is combined into one, and the rotation trajectory is clear during the high-speed movement of table tennis, and the ornamental is also strong. Double Happiness outdoor table tennis is made of ABS material, suitable for outdoor environments such as grass, beach, swimming pool, etc., windproof and sun-resistant, and has little water absorption, so it can be used in sunny and rainy days.