2013 05 months of core technology and brand was established and opened the http://www.liangxinkeji.com/ brand website In 2013 05 months and the core technology pioneered POP display advertising in the building materials market in Shaanxi, Xi'an, Xianyang, Baoji, Weinan 2013 06 months of core technology to improve the weak current wiring box full line of samples 2013 06 months of core technology service work car into operation 2013 07 core technology and traditional marketing strategy layout of Xianyang building materials market 2013 07 months of core technology and the opening of liangxinkeji@163.com liangxinkeji@126.com In 2013 08 months in the core technology to improve power distribution box series sample line 2013 08 months of core technology to the National Trademark Office for the protection of intellectual property rights 2013 09 core technology brand marketing headquarters system upgrade 2013 09 months of core technology independent brand information box series of products on the line October 2013 core technology and electronic commerce platform Taobao shop to start building http://liangxinkeji.taobao.com/ October 2013 core technology online instant messaging service system was established 656008604@qq.com November 2013 core technology and electronic commerce platform Alibaba image shop began building http://shop1387890388079.1688.com/ December 2013 core technology mobile website launched www.liangxinkeji.com/wap/ December 2013 core science and Technology launched the national free service hotline 4000291370 2014 02 core technology micro channel public platform for micro channel interactive service 2013 03 months of core technology and new website http://www.liangxinkeji.cn/ completion 2014 04 core technology product selection and manual 2014 edition price list is completed 2014 05 core technology - core is still Electric Co., Ltd. officially opened on the official website