Qingdao Tianzhuang Hengyuan Graphite Co., LTD.(previous Pingdu Tianzhuang Graphite Mine of Qingdao)is a joint venture holding fixed assets up to 5million Yuan. Its workshop covers an area of 60000m2 while the diggings occupies 134000 m2. Among the whole staff of over 300 persons, there are more than 30 professional technicians and 6 analysts for commodities inspection. Our company possesses excellent original ore which can be processed into products containing 85-99.99% carbon with granularity varying between 500 and 0.5 micron by means of multi-sect grinding, floatation time after time, chemical purification, super-fine crushing and many other advanced techniques. Meanwhile, special demand on water content, crozzle, the content of plus sieve and undersize materials, the spreading of granularity can be satisfied. For instance, graphite specially used in battery, brush, graphite mortar of kinescope etc. Moreover, we are also able to supply dilatable graphite series.....