Disclosed are a wholly aromatic liquid crystal polyester resin compound and a preparation method thereof. The remaining part of the fracture may be propped with conventional non-metallic proppant. Alternative embodiments may interfere with the function of motor nerves, the function of contractile muscles, andor some other tissue included in the contractile function chain so as to inhibit muscle contraction and thereby alleviate associated pain. 01-3 per 1,000 carbon atoms; a melt tension measured at 190\xb0 C.