Ngā Poraka Mortise me te Tenon He huinga poraka rākau mō ngā tamariki nohinohi a Concave-Convex. Kei roto i te huinga e 211 ngā wāhanga i tangohia mai i te hanganga mortise me te tenon a ngā Hainamana o mua, kua whakamāmātia hei 30 momo hononga penei i te dovetail tapawhā me te tenon-ā-T. Ka hangaia ngā tenon mai i te rākau walnut pango pouri, ā, ko ngā mortise mai i te rākau beech mā, nā reira ka taea te wehewehe i ngā wāhanga e rua mā te tae. Ka whaoa ngā poraka mā te miihini mahi rākau, ā, ka whakaotihia mā te ringa. E toru ngā taumata uaua e tika ana mō ngā tamariki mai i te 18 marama te pakeke tae noa ki tua atu i te ono tau, mai i te whakataurite kotahi hononga tae atu ki te hanga i ngā āhuatanga nunui.
Ingoa kaupapa : Concave-Convex, Ko te ingoa o nga Kaihoahoa : Sha Yang, Ko te ingoa o te Kiritaki : Shanghai Art and Design Academy.
Ko tenei hoahoa pai he mea wikitoria te tohu tohu parahi i roto i te hoahoanga, te hanganga me te whakataetae hoahoa hanganga. Me tino kite koe i te kōpaki hoahoa a te kaihoahoa toa-toa ki te rapu i etahi atu o nga hoahoanga hou, auaha, taketake, me te mahi auaha, mahi me te hanganga hoahoa.