Tsepamisa maikutlo ho tlhahiso ea lihlahisoa tsa letsatsi, thekiso le moralo
Re Bo-mang?
E thehiloe ka 2012, Shielden ke feme e ncha ea matla e fumanehang Shenzhen, China. E sebetsana haholo le lipatlisiso le nts'etsopele, tlhahiso, thekiso le tšebeletso ea li-inverters tsa letsatsi, libeteri le li-brackets. Khoebo ea eona e akaretsa linaha tse fetang 20 le libaka tse kenyeletsang Chaena, Asia Pacific, Middle East, Afrika Boroa, Amerika Leboea, joalo-joalo Ho phaella ho lihlahisoa tsa tlhahiso, re boetse re fana ka tharollo bakeng sa merero ea matla a letsatsi.