Kum 2018-a World Conference on Black Carbon-a thusawi leh report-a a lan dan chuan, kum khat chhunga khawvela black carbon mamawhna kum khata a punna rate chu kum 2017 atanga 2021. thlengin 2.8% a ni ang.
China ram pawna ram dang leh bial dangah chuan carbon black siam chhuah theihna tihpun chu hetiang hi a nih beisei a ni:
Kum 2019 tawp lamah chuan Egypt, India, Italy leh Thailand-a Bora Black Carbon Plant chuan a vaiin 150,000 bottleneck reconstruction leh capacity expansion tons an nei dawn a ni.
Cabot hian kum 2021-ah Indonesia-ah 160,000 tons of capacity belh a tum a, khawvel hmun hrang hranga capacity bottleneck tons 150,000 chu a thlak danglam tum bawk..
India rama mainland carbon chuan factory thar siam an tum.
Himadri Specialty Chemicals chuan India rama an plant awmsa Phase II tihzauh kawngah hma an sawn mek a ni.
Hyundai Oci-Hyundai, joint venture chuan kum 2018 khan South Korea-ah plant thar a siam a, 2019.-ah a thawh hnihna siam a tum a ni.
Megalithic hian kum 2019 khan United States-ah plant thara natural gas raw material innovation technology a hmang tan a, 2022.-ah hian capacity growth a nei tan a ni.
Omsk Carbon Black chuan kum 2018 hian factory thar a siam dawn a, kum 2020-ah full capacity-a thawh theih a tum a, chutih rualin OMSK leh Volgograd-a a plant awmsaah pawh capacity a tizau dawn a ni.
O 'Leilong hian Italy ramah 2019. tawp lamah special carbon black production line thar a siam mek a ni.
Philips Carbon Black chuan kum 2018-ah bottleneck reconstruction leh special carbon black production line thar a kalpui dawn a, kum 2019-ah chuan plant awm tawh pahnih-ah a zau chho dawn a, plant sak thar hi India ramah a awm mek.
Hei bakah hian producer thar thenkhat chuan black carbon industry. ah an lut mek bawk.
BKT hian India ramah kum 2019 tir lamah plant thar sak an tum a, 2021.-ah second phase siam an tum bawk.
Epsilon Carbon chuan India ramah 2021. hmangin plant thar sak an tum a.