Kotahi te huinga o te Umu Whakapaipai Pounamu Karaihe ka tukuna ki to taatau kaihoko

Kotahi te huinga o te Umu Whakapaipai Pounamu Karaihe ka tukuna ki to taatau kaihoko

Kotahi te huinga o te oumu whakapaipai hua karaihe kua rite i roto i to maatau wheketere, ka tukuna ki to taatau kaihoko kaainga i te Porowini o Shanxi.

Ko matou tetahi o nga kaihanga matua mo te whakapaipai i te oumu me te oumu annealing i Haina.Ko te reanga hou o te oumu i hangaia e to taatau kamupene ka taea te whakaiti i te iti rawa ki te 30% o te kaha ka whakatauritea ki te oumu whakapaipai ritenga, oumu annealing ranei.