Mai ka lā 15 o Dekemaba a hiki i ka lā 17, ua mālama ʻia ka 21st Annual Conference of fluorosilicone coatings industry ma 2020 ma Changzhou, Jiangsu Province, me ke kumumanaʻo o "hoʻoulu ʻia ka hoʻomohala ʻōmaʻomaʻo, e kālele ana i ka naʻauao a me ke kūkulu pū ʻana i ka wā e hiki mai ana".Lunamakaainana...
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