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I roto i te 2007, Utauta Tianjin Qiangli whāhauhau Commerce & Trade Co., i whakapumautia Ltd.

I roto i te 2016, i whakarite anōtia e Tianjin Qiangli ki Tinajin Longtop Mining Co., Ltd.In te huringa-tau 10, ahakoa "Tianjin Qiangli" ranei "Longtop Mining", kua tukua ki te whakarato kiritaki ao ki pai hua keri mīhini-utu whai hua, tae atu, engari e kore e iti ki, taputapu toka kōhao whāhauhau whakaputaina e ake wheketere

 

Neke atu i te te 10 tau o mua, i roto i te mahi tahi ki te whenua rerekē, me rohe o hinonga keri, kaihoko taputapu me te wheako putu, ka taea e tatou te whakarato kiritaki ki ahumahi wā, me te tika, me te mōhiohio hua; E ai ki nga hiahia rerekē o kiritaki ki te whakarato i kiritaki ki tiketike-mahi, me te utu-ōwehenga hua me ngā ratonga.

Ko te hua matua me ngā ratonga inaianei e taea tatou whakahere ki to tatou kiritaki:

  1. Mahi koura kōhao mīhini, me te tautoko i ngā taputapu, me te taputapu
  2. taputapu ventilation toku (Explosion-tohu me te Explosion-tohu kore)
  3. taputapu pana toku (papua submersible, HWM papu)
  4. Toku rama (ngā momo o oku rama)
  5. taputapu Transport mō te keri (ngā momo o wīra huri waka, kota, putunga taraka, me ētahi atu)
  6. hua haumaru toku

titiro whakamua matou ki te mahi tahi me tatou kiritaki i roto i te tekau tau i muri ki te haere tonu ki te waihanga uara nui hoki to tatou kiritaki ki to tatou hua me ngā ratonga kounga.


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