I roto i te kaupapa Hainan Tongka, he uaua te hanganga pūnaha taketake, he maha ngā teihana urunga me te nui o ngā raraunga pakihi. I te tau 2019, e ai ki ngā hiahia o te kiritaki, i arotauhia te pūnaha whakahaere kāri-kotahi, ā, i wehea te whakahaere kāri IC me te tirotiro haumaru o te rango hau, kia arotauhia ai te hanganga pūnaha whānui me te whakapai ake i te whai huatanga o te whakahaere pūnaha whānui.

E 43 ngā teihana whakakī e kapi ana i te kaupapa, ā, e aroturuki ana i te whakakī hinu mō ngā waka CNG neke atu i te 17,000 me ngā waka LNG neke atu i te 1,000. Kua honoa ngā kamupene hau nui e ono o Dazhong, Shennan, Xinyuan, CNOOC, Sinopec me Jiarun, tae atu ki ngā peeke. Neke atu i te 20,000 ngā kāri IC kua tukuna.