PT anindya  wiraputra consult

PT lautan otsuka chemical

PT gucci ratu textile

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PT mitra sk analisa testama

PT Geoservices

PT cemindo gemilang

PT tifico fiber indonesia

PT bhumi rantau energy

​Inspection company

​Industry company

PT evergreen international paper

PT asiatrust technovima qualiti  

PT kayan putra utama coal 

PT adaro energy, tBk  

PT ccic jakarta

​coal company

PT pacinesia chemical industry 

PT sgs indonesia 

PT berkah manis makmur

PT leon testing and consultancy

PT pembangkitan jawa-bali

PT indonesia power

PT rejoso manis indo

PT sucofindo

PT als indonesia

PT kahatex

​Power plant

​Laboratory Instruments & Technical Supplies

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