Whakaahuatanga Hua Ko te mīhini tohu rori he momo taputapu e whakamahia ana hei tohu i ngā rārangi waka rerekē i runga i te mata pango, i te mata raima rānei, hei tuku tohutohu me ngā mōhiohio ki ngā kaitaraiwa me ngā kaihaerere. Ka taea hoki te tohu i te ture mō te tū me te tū mā ngā ara waka. Ka whakahaerehia e ngā mīhini tohu rārangi ā rātou mahi mā te whakakoi, te whakaputa, me te rehu i ngā peita kirihou wera, i ngā peita whakarewa matao rānei ki runga i te mata o te papa. Jinan Junda Industrial technology CO.,LTD...