Me ka hoʻokomo ʻia ʻana o ka Papahana ʻumikūmālua ʻelima mau makahiki, e holo wikiwiki ana ke kaʻina hana kūlanakauhale o koʻu ʻāina i kēlā me kēia makahiki.ʻO kēlā me kēia 1% ka piʻi ʻana o ka hoʻonui ʻana i ke kūlanakauhale e koi i 3.2 biliona cubic mika o ka hoʻohana ʻana i ka wai o ke kūlanakauhale.No laila, ke manaʻo ʻia nei ka hoʻopuka ʻana o nā paipu plastik e mālama i ka awelika makahiki o 15%.ʻO ka nui o ka ulu ʻana o ka hui ma kahi o %.

Ua hoʻomohala ʻia nā paipu plastik o Kina i ʻāpana koʻikoʻi o nā huahana plastik.ʻO nā mea hale kemika ka ʻehā o nā ʻano mea hale hou e puka mai ana i kēia wā ma hope o ke kila, ka lāʻau, a me ka sima.ʻO nā paipu palaki, nā kiʻi plastik, nā puka a me nā puka makani nā ʻano kumu nui ʻelua o nā mea hale kemika i hoʻohana pinepine ʻia.Mai ka makahiki 1994, ua hui pū ʻia ke aupuni Kina e ka Ministry of Construction, ka Ministry of Chemical Industry, ka China National Light Industry Council, ka National Building Materials Bureau, a me ka China Petrochemical Corporation e hui pū i ka "National Chemical. ʻO ka hui alakaʻi ʻana i nā mea kūkulu hale" e hoʻokumu a hoʻolaha i nā hana kūpono.ʻO ka hoʻomohala ʻana i nā mea hana kemika, nā hoʻolālā, nā kulekele, nā kūlana, a me nā mea ʻē aʻe.ʻO ka nui o ka hana ʻana o nā paipu plastik i ka makahiki 1994 he 240,000 tons, a he 150,000 ka hopena i ka makahiki 2000, he 1.64 miliona mau tons ka nui, a he 1 miliona mau tons ka hopena (ʻo ia ka 500,000 tons o nā paipu PVC-U) , Ua hiki aku ka laina hana paipu ma mua o 2,000, a ʻoi aku ka nui o ka nui o nā paipu polyvinyl chloride paʻakikī ma mua o 10,000 tons.Aia ma mua o 30 mau ʻoihana ma ka ʻāina.

He paipu kila, paipu hao, paipu sima a me na paipu lepo.Loaʻa i nā mea paipu kuʻuna nā hiʻohiʻona o ka hoʻohana ʻana i ka ikehu kiʻekiʻe a me ka pollution kaiapuni.I ka manawa like, loaʻa i ka pūnaewele paipu kekahi mau hemahema: ① Ke ola lawelawe pōkole, maʻamau 5-10 mau makahiki;②Poor kemika kū'ē a me ka corrosion kū'ē;③Poor hydraulic hana;④Ke kumu kūʻai kiʻekiʻe, lōʻihi;⑤Poor pipeline integrity, easy to leaak, etc. Mai ka waena o ke kenekulia 20, ua hoʻomohala nā ʻāina a puni ka honua, ʻoi aku ka nui o nā ʻāina i kūkulu ʻia, i nā mea kūikawā no nā paipu plastik a me ka hoʻohana ʻana i nā paipu plastik.

I nā makahiki he ʻumi i hala iho nei, ua ulu wikiwiki nā paipu plastik.Ke ulu nui nei nā paipu plastik no ko lākou pale ʻana i ke kaiapuni a me ka palekana i ke ola o kēlā me kēia lā a me nā noi ʻoihana, a he hana koʻikoʻi lākou a hiki ʻole ke hoʻololi.ʻOi loa i ka ʻoihana kūkulu, ʻaʻole hiki i nā paipu plastik ke hoʻololi wale i ke kila, ka lāʻau, a me nā mea kūkulu hale maʻamau i ka nui nui, akā loaʻa nō hoʻi nā pono o ka mālama ʻana i ka ikehu, mālama waiwai, palekana ecological, hoʻomaikaʻi i ka nohona, hoʻomaikaʻi i ka hana hale. a me ka maikaʻi, ka hoʻemi ʻana i ke kaumaha o ke kūkulu ʻana, a me ka hoʻopau kūpono., Hoʻohana nui ʻia i ke kūkulu ʻana i ka wai a me ka hoʻoheheʻe ʻana, ka wai o ke kūlanakauhale a me ka hoʻoheheʻe ʻana, nā paipu kinoea a me nā māla ʻē aʻe;ʻO ka ulu ʻana o nā paipu plastik ma kahi o 4 mau manawa o ka ulu ʻana o nā paipu, ʻoi aku ka kiʻekiʻe ma mua o ka ulu ʻana o ka hoʻokele waiwai o nā ʻāina like ʻole.ʻO ka hoʻololi ʻana i nā paipu hao hao a me nā paipu kila galvanized me nā paipu plastik ʻōmaʻomaʻo e pili ana i ke kaiapuni, ua lilo ia i kumu o ka hoʻomohala ʻana i ke kenekulia hou.Ua hoʻomohala maikaʻi ʻia nā paipu plastik a hoʻohana nui ʻia i nā ʻāina i kūkulu ʻia, ʻoi aku hoʻi ma ʻEulopa;ʻO ka hoʻomohala ʻana i koʻu ʻāina ua lohi iki, akā i nā makahiki i hala iho nei, me ka hoʻonui ʻana i ka ikaika ākea ākea o koʻu ʻāina a me ka hoʻomaikaʻi ʻana i ka nohona o nā kānaka, ua holomua nā paipu plastik.hooulu ana o.

Ua ulu wikiwiki nā ʻano a me nā noi o nā paipu plastik i nā makahiki i hala.I kēia manawa, ua hoʻomohala nā paipu plastik o koʻu ʻāina i ʻoihana hana hale me kahi ʻano piha piha a me ka mana hana nui.ʻO nā ʻano nui o nā paipu plastik: nā paipu UPVC,Paipu CPVC, a me na paipu PE., paipu PAP, paipu PE-X, paipu PP-B,Paipu PP-R, paipu PB, paipu ABS,paipu kila-plastic composite, aniani fiber reinforced pipe, etc. Ua hoʻohana nui ia i nā paipu wai a me nā paipu hoʻoheheʻe no ke kūkulu ʻana, nā paipu wai i kanu ʻia i ke kūlanakauhale, nā paipu wai, nā paipu kinoea, nā lako wai a me nā paipu hoʻoheheʻe no nā wahi kuaʻāina, nā paipu irrigation, a me nā ʻoihana ʻoihana. ka lawe ʻana i ka wai kemika, a me nā mea ʻē aʻe, e hālāwai ana i nā pono o nā ʻano ʻano like ʻole o ka hoʻokele waiwai aupuni.ʻO nā pono like ʻole o nā paipu.Pono mākou e hoʻomohala a hana i kekahi ʻano paipu plastik e like me nā ʻano a me ka hoʻohana ʻana o nā paipu like ʻole.