VWG offers guar gum derivatives exclusively from Jingkun Chemistry Company, a division of CNPC. Jingkun is the premier global manufacturer of hydroxypropyl guar (HPG), carboxymethyl hydroxypropyl guar (CMHPG), and carboxymethyl guar (CMG).   -Established in 1989 -R&D department of 35 scientists. -Annual production capacity of 25,000 tons per annum.  -Ability to develop customer-specific applications and create solutions tailored to solve specific customer problems. -As a division of CNPC, Jingkun specialty has always been oil field applications.  -Guar derivatives provide an extra-clean frack and can sustain extremely high well temperatures.