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Ua komo ʻo Qixuan i ka 2023 (4th) Surfactant Industry Training Course
I loko o ka hoʻomaʻamaʻa ʻana i ʻekolu lā, hāʻawi nā loea mai nā keʻena noiʻi ʻepekema, nā kulanui, a me nā ʻoihana i nā haʻiʻōlelo ma ka pūnaewele, aʻo i nā mea āpau i hiki iā lākou, a pane hoʻomanawanui i nā nīnau i hāpai ʻia e nā haumāna.ʻO nā mea aʻo i ...Heluhelu hou aku
