ʻO Y & R, i hoʻopaʻa inoa ʻia ma Tianjin Free Trade Zone (FTZ), ua hoʻonohonoho hou ʻia ka hui mai Kingchem International Ltd i hoʻokumu mua ʻia ma 2012. Ke komo nei mākou i ka hana ʻana a me ka hāʻawi ʻana i kahi kōpili ākea o nā mea kūikawā, nā mea maka, nā mea hoʻohui. , nā mea waena a me nā mea hoʻoheheʻe no ka mālama kino / mālama pilikino, lāʻau lapaʻau, meaʻai, H&I a me nā ʻoihana Hi-Tech ʻē aʻe.