Based upon the accident of Penglai 19-3 off-shore oil drilling platform and the applicable laws and regulations in China,this paper analyses the deficiencies with respect to liable party,party entitled to claim,scope of compensation,means of settlement and compulsory liability insurance existing in the legal regime in China governing compensation for damage to marine ecological resources caused by oil spill from off-shore oil drilling platform. Suggestions and proposals are put forward to improve the legal regime. Based upon the accident of Penglai 19-3 off-shore oil drilling platform and the applicable laws and regulations in China, this paper analyzes the deficiencies with respect to liable party, party entitled to claim, scope of compensation, means of settlement and compulsory liability insurance existing in the legal regime in China governing compensation for damage to marine ecological resources caused by oil spill from off-shore oil drilling platform. Suggestions and proposals are forward to improve the legal regime.