Apex Microelectronics has joined the aftermarket’s rush to bring to market alternatives to HP toner cartridges featuring JetIntelligence technology. The Zhuhai, China-based manufacturer has announced that it now has chips for HP’s Color LaserJet Pro M252, Color LaserJet Pro MFP M277, Color LaserJet Enterprise M552, and Color LaserJet Enterprise M553 color lasers with JetIntelligence technology