Shenzhen Core World Technology Co., Ltd. (referred to as the core world), is a semiconductor high-tech company specializing in memory chips. The company has passed ISO 9001 quality management system certification. Core World is rooted in China, focusing on its own brand (XTX core world), and is committed to becoming a provider of independent storage chip solutions in China. Products include NAND MCP, SPI NAND, EEPROM, SPI NOR Flash, etc., mainly used in mobile phones, tablets, car equipment, monitoring, POS machines, home appliances, M2M, data cards and set-top boxes and other terminal products. At the same time, in order to meet the market trend and meet the needs of partners for product design and experience, Xintianxia also provides customized services to improve product value with more optimized design performance such as SIP.