Jean-Philippe BOUL

24 Rue Vignon, 75009 Paris, France

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Faisel Almutiri

HDPE

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KyungYong Cheon

40, Sanghawa-ro 8-gil, Dalseo-gu, Daegu, Republic of Korea

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Charles Nkumba

london united kingdom

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Zhang Hao

Jinjiang Chemical Fiber Vietnam Branch, Pingjiang County, Haiyang Province, Vietnam

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