Double Happiness Super Standard Ball standard of ITTF for any match.
红双喜超级三星乒乓球国际乒联(ITTF)特准之比赛用球.
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The main reason is benzene residue super standard.
不合格的原因主要是苯类残留物超标.
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Meanwhile as request, we can provide super standard precise controlling.
同样可以根据客户的要求, 提供超高标准的精度控制.
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