He kamupene whakauru ahumahi me te hokohoko a CHUANGRONG, i whakatūria i te tau 2005, e arotahi ana ki te hanga paipa HDPE, ngā takirere hononga, ngā PPRipe, ngā takirere hononga, ngā hononga kōpeketanga me ngā takirere PP, me te hoko i ngā mīhini whakarewa paipa kirihou, ngā taputapu paipa, te rawhi whakatika paipa me ētahi atu.
Me haere te hononga paipa HDPE i roto i te whakarite rauemi, te tapahi, te whakamahana, te whakarewa i te whakarewa, te whakamatao me ētahi atu mahi, ko ngā āhuatanga matua o te mahi tinana pai, te ātete ki te waikura pai, te pakari, te ngāwari, me te whakataki motuhake ki "ngā mahi me ngā āhuatanga o te hononga paipa HDPE".
Me haere te hononga paipa HDPE i roto i te whakarite rauemi, te tapahi, te whakamahana, te whakarewa i te whakarewa, te whakamatao me ētahi atu mahi, ko ngā āhuatanga matua o te mahi tinana pai, te ātete ki te waikura pai, te pakari, te ngāwari, me te whakataki motuhake ki "ngā mahi me ngā āhuatanga o te hononga paipa HDPE".
Me haere te hononga paipa HDPE i roto i te whakarite rauemi, te tapahi, te whakamahana, te whakarewa i te whakarewa, te whakamatao me ētahi atu mahi, ko ngā āhuatanga matua o te mahi tinana pai, te ātete ki te waikura pai, te pakari, te ngāwari, me te whakataki motuhake ki "ngā mahi me ngā āhuatanga o te hononga paipa HDPE".
Me haere te hononga paipa HDPE i roto i te whakarite rauemi, te tapahi, te whakamahana, te whakarewa i te whakarewa, te whakamatao me ētahi atu mahi, ko ngā āhuatanga matua o te mahi tinana pai, te ātete ki te waikura pai, te pakari, te ngāwari, me te whakataki motuhake ki "ngā mahi me ngā āhuatanga o te hononga paipa HDPE".
