China Lithium Technologies, Inc., formerly PI Services Inc. is a holding company. Through its operating entity in China, the Company designs, manufactures and markets Polymer lithium-ion battery modules, lithium-ion battery chargers, lithium-ion battery management systems, as well as other lithium-ion battery management devices essential to proper power utilization. It operates its business in China through Sky Achieve Holdings, Inc (Sky Achieve) and Beijing GuoQiang Global Science & Technology Development Co.,Ltd (Beijing Guoqiang). On March 19, 2010, the Company acquired all of the outstanding capital stock of Sky Achieve. BMS is the link between rechargeable lithium-ion battery and users. The Company�s BMS monitors and loads balancing battery cells' electricity charging and discharging running or charging, thus extending the life span of the battery pack and battery module it designs.