Shanghai Jahwa United Co. Ltd., China;
Shanghai Jahwa United Co. Ltd., China;
Shanghai Jahwa United Co. Ltd., China;
Shanghai Jahwa United Co. Ltd., China;
SILAB, R&D Department, Brive la Gaillarde, France;
SILAB, R&D Department, Brive la Gaillarde, France;
SILAB, R&D Department, Brive la Gaillarde, France;