Bonsai baarakɛlaw ka fɛɛrɛ kuraw kɔnɔ k’a ta san 2023 la ka se san 2024 ma, PVC-nakɔko nɛgɛ min dilannen don, o kɛra fɛnba ye, n’a bɔlen ye, n’o ye PVC-aliminiyɔmu nɛgɛ ye min datugulen don, o ye bonsai ka filiw kɛcogo ɲɛ ka taa a fɛ i n’a fɔ Pyracantha fortuneana. Guangzhou Bonsai tɔn ka kɔlɔsiliw y’a jira ko n’i y’a suma ni aliminiyɔmu nɛgɛ ye min bɛ kɛ ni laadalata ye, aliminiyɔmu nɛgɛ min dilannen don ni PVC- ye, o bɛ a yɛrɛ tanga ɲɔgɔndan tilennen ma nɛgɛ ni jiribolo cɛ, o bɛ bolow kɛnɛyali teliya ni 15% ye. China Bonsai Artists Alliance fana b’a fɔ ko aw ka funufagalan kɛ ni aw bɛ siri ni nin fɛn in ye sanji waati, o bɛ se ka dɔ bɔ ɲɛgɛnw sɔrɔli hakɛ la jiriw la ni 60% ye. Ni i y'a fara ɲɔgɔn kan ni porogaramu hakilitigiw ye i n'a fɔ "Bonsai Treasure" walasa ka baarakɛcogo sɛbɛn ani ka baarakɛlaw hakili jigin waati min na u ka kan ka nɛgɛ bɔ, o bɛ bonsai ladonni dɔnniya cogoya bonya ka taa a fɛ. Nin PVC-nɛgɛ dabɔlen in ka fɛn ɲɛfɔlenw fana tilalen don ka kɛɲɛ ni magow ye: nɛgɛ min janya bɛ se bolofara ta 1/3 ma, o bɛ kɛ ka kɛ jirisunba ye, ka sɔrɔ nɛgɛ min ka fin ni milimɛtɛrɛ 1,5 ye, o bɛnnen don bolow ma.
Kabini san 2025, PVC-nakɔko fɛnɲɛnamafagalanw kɛcogo misaliw so kɔnɔ nakɔko ni biologiki forow la, olu tora ka bonya. Seginkanni minnu kɛra Taobao kan, olu b’a jira ko PVC-datulen jiginni nɛgɛso bɛnnen don rezɛnsun sɛnɛfɛn suguya caman ma i n’a fɔ konkomɔri ni passion fruit, ka rezɛnsunw dɛmɛ u ka falen ka jɔ, ka yɔrɔ lakana, ka yeelen bɔli caya, ani ka jiridenw mɔcogo ɲɛ. A fana ka nɔgɔn ka sigi sen kan; hali nakɔbaara daminɛbagaw bɛ se k’a sigi sen kan miniti damadɔ kɔnɔ. Nin jɛgɛ suguya in fana ka di kosɛbɛ Erɔpu ni Ameriki forow la minnu bɛ kɛ ni fɛnɲɛnamaw ye. Sɛnɛkɛlaw y’a jira k’a bɛ sagaw ni laɲɔw bali ka bagan sɛnɛ sɛnɛfɛnw na, k’a sɔrɔ nɛgɛso bɛ fiɲɛ bila ani ka yeelen don. O fini jɛman bɛ don sigida lamini na. Foro dɔw minnu bɛ baara kɛ ni nin nɛgɛso in ye, olu yɛrɛ ye dɔ fara u ka sɔrɔ kan, wa a si janya bɛ dɔ bɔ sigida doni na, n’o ye ka fɛnw falen tuma caman na.
Diɲɛ sugu min bɛ PVC-nakɔko sɔgɔlen na (a ni PVC-datugulen hexagonal mesh suguya min bɛ tali kɛ ɲɔgɔn na) o bɛ ka bonya ka taa a fɛ. San 2024, diɲɛ suguba hakɛ min tun bɛ nin kulu in na, o tun bɛ se Ameriki dɔrɔmɛ miliyari 6,83 ma, wa a jirala ko a bɛna se Ameriki dɔrɔmɛ miliyari 7,36 ma san 2025, wa a bɛ fɔ ko a bɛna tɛmɛ Ameriki dɔrɔmɛ miliyari 11 kan san 2030, ka san bonya hakɛ jɛlen mara min bɛ se 7,8% ɲɔgɔn ma. Bonya fanga bɛ bɔ fɔlɔ sɔrɔko yiriwalenw na. Azi saheli-kɔrɔnfɛla ye 28% ye san-san-san na, fɛnw donna jamana kɔnɔ san 2023 kɔnɔ, k’a sababu kɛ jiko porozɛw ye i n’a fɔ Mekong bajida ɲɛnabɔli porozɛ. Ɛndujamana ni Vietnam bɛ ka teliya ka fɛnsɔrɔsiraw ni sɛnɛko biɲɛdimi; Ɛndujamana ka san 2022 sirako bolodalenw dɔrɔn de bɛna kɛ sababu ye ka dɔ fara 15% kan ka ɲɛsin lakanani nɛgɛ ɲinini ma. K’a sɔrɔ Afiriki bɛ tɔɔrɔ sigida ka sɛnɛfɛnw dilanni seko dɛsɛ fɛ ani fɛnw dondonni hakɛ min bɛ tali kɛ fɛnw na, o ye 75% ye, sɛnɛko politiki minnu bɛ jamanaw kɔnɔ i n’a fɔ Etiyopi, olu bɛ ka san o san, nakɔsɛnɛ lakanani nɛgɛ ɲinini bonya ka tɛmɛ 8% kan, ka bonya sugu kura da. O waati kelen na, Erɔpu ni Ameriki suguw ɲinini bɛ sabati, k’a sinsin fɛnw kan minnu bɛ sigida lakana ani minnu bɛ dugukolo labɛn, minnu ka bon-.
Faan dɔ fɛ, baarakɛcogo yiriwali ye yiriwali sira jɔnjɔn ye PVC dabɔlen nakɔ mesh la. K’a sababu kɛ waati gɛlɛnw ni sigida gɛlɛnw ye marabolow kɔnɔ, waati kunbɛncogo caman ani fanga caman sɔrɔfɛnw bɛ ka kɛ fɛnba ye. Nano-level titanium dioxide coating technology bɛ fɛn dilannenw si janya fo ka se san 15 ni kɔ ma, o ye 40% ye ka tɛmɛ laadalafɛnw kan. Fila{6}}coating (kɔnɔna funteni-dip galvanizing + external PVC) composite processes (kɔnɔna funteni-dip galvanizing + external PVC) kɛcogo caman tali bɛ kɔgɔ fiyɛli kunbɛnni di sanga 3000 ni kɔ ma ani a sɔgɔli fanga ka bon walima a bɛ bɛn 500MPa ma, o b’a to a bɛnnen don sigida gɛlɛnw ma i n’a fɔ kɔgɔjida yɔrɔw ani kɔgɔ{12}}fiyɛli caman. Faan wɛrɛ fɛ, sigida jiginni bɛ ka teliya. EU ka REACH sariyaw ye tɔnw wajibiya ka pasifasiyɔn kɛcogo dɔw ta minnu tɛ chrome-sɔrɔ, wa o fɛnw suguya hakɛ wulila UE kɔnɔ ka bɔ 15% la san 2021 ka se 42% ma san 2023. O waati kelen na, fɛn minnu bɛ segin ka kɛ fɛn wɛrɛw ye, olu tali bɛ ka caya, ni tɔnba ɲɛmɔgɔw bɛ baara kɛ ni PVC fɛnw ye minnu bɛ segin ka kɛ fɛn wɛrɛw ye u ka fɛn dilannenw 30% kɔnɔ, ani fɔlɔ 10.000-ton-skala lasegincogo jirali porozɛ bɛna daminɛ, min bɛ bɛn diɲɛ kɔnɔ dual-karɔbɔ laɲiniw ma. O tɛmɛnen 'kɔ, ɲinini hakilitigiw bɛ sen na; lakanani nɛgɛ hakilitigiw minnu bɛ degun kɔlɔsili sensɛriw fara ɲɔgɔn kan, olu kɛra k’a lajɛ Sichuan-Tibet nɛgɛso kan, wa a jirala ko u bɛna kɛ dɔɔnin dɔɔnin nakɔsɛnɛko ni fɛnsɔrɔko porozɛbaw la minnu ka bon kosɛbɛ don nataw la.