Kaimaoxing e thehile laboratori ea kopo ea cellulose ether ka 2022, ka matsete a RMB 3 milione le lienjiniere tse 16 tse tsebahalang lefatšeng ka bophara. Ho thehoa ha laboratoring ena ha ho matlafatse feela bokhoni ba lipatlisiso le nts'etsopele ea k'hamphani, empa hape ho ntlafatsa boemo ba tlhahiso ea lihlahisoa le taolo ea boleng.