Weifang KM Electronics Co.,Ltd: 16 years ISO13485 FDA TUV Medical CE TGA certified beauty machine manufacturer, with pro ODM & OEM service on skin care equipments, including laser hair removal, body
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Shenzhen Haisheng Filter Materials Co., Ltd.: Explore high quality HEPA filter paper and sportball leather materials to improve the performance of your products with a good price on joymaterials!
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Fact or Fiction?: NASA Spent Millions to Develop a Pen that Would Write in Space, whereas the Soviet Cosmonauts Used a Pencil. The problem of weightless writing was not solved by either Soviet central planning or good old American sub-contracting, but by a private investor and a good idea