Ngā kaihanga o ngā tāpiringa matū hanga whare me ngā kaiwhakarato o ngā otinga tono.
Te whakarato rauemi hanga me ngā otinga ki ngā kiritaki o te ao.
He kamupene hanga matū me te kaiwhakarato otinga tono tēnei, ā, e whakapau kaha ana ki te whakarato rauemi hanga me ngā otinga mō ngā kiritaki o te ao.
He tohunga mātou ki te rangahau me te whakawhanake, te whakaputa, me te hoko i ngā tāpiringa pēnei i ngā cellulose ethers (HPMC, HEMC, HEC) me ngā paura polymer ka taea te whakamarara anō i roto i te umanga hanga.
Neke atu i te 100 ā mātou kaimahi i tēnei wā, ā, neke atu i te 20% o rātou e pupuri ana i ngā tohu paerua, tohu tākuta rānei.

I whakatūria a Longou International Business (Shanghai) Co., Ltd. i te tau 2007, ā, kei roto i te pokapū ōhanga o Shanghai. He kamupene hanga matū tāpiri me te kaiwhakarato otinga tono, ā, e whakapau kaha ana ki te whakarato rauemi hanga me ngā otinga mō ngā kiritaki o te ao.