Shengdong Group (SHENGLI OILFIELD SHENGLI COMPANY POWER MACHINERY GROUP LTD) is the largest gas engine manufacturer based in China. The power output of Original Biogas Genset is 100kW upto 1000kW. CH4 should be more than 45%. www.slpmg.com 2) For our products, the capacity is between 24KW to 1500KW, we have following genset products: a, 1190 engien and gensets, capacity from 24-30KW, this is a one cylinder, 750-800 rpm engine, cylinder bore is 190mm, this engine is normally used to drive beam pump in oilfields. b, 4190 engine and gensets, capacity from 100KW to 120KW, this is a four cylinder, 190 mm cylinder bore gas engine, with 1000 rpm engine speed for 50HZ; c, 6190 engine and genset, capacity from 180KW to 300KW, this is six cylinder, 190 mm cylinder bore gas engine, with 1000 rpm engine speed for 50HZ; d, 12V190 engine and gensets, capacity from 400KW to 700KW, this is v-12 engine, also 190 mm cylinder bore, with 1000 rpm engine speed for 50HZ;