Nanning for the gas with business enterprises were established barriers to entry qualification certificate 9.

<p> the safety of gas appliances and public lives, 4 August, reporters from the Gas Management Office of Nanning City, learned that the date from the 15th of this month, where in Nanning City in gas burning appliances within the installation and maintenance of enterprise .must be approved by Urban and Rural Construction Committee reviewed and obtained a gas burning appliance installation and maintenance of enterprise qualification certificate (the "Certificate"), before carrying out relevant business, installation and maintenance personnel will implement the system of certificates. .It is understood that there Nanning Nanning City Gas Development Co., Ltd. in the other nine enterprises to obtain the qualification certificate. .</ P> <p> no qualification shall not engage in a gas installation and maintenance </ p> <p> 2008 年 12 月 28 日 Nanning City, Long Neck Road, South Mountain Community Wu and January 2, 2009 An Luchuan County of Yulin City .Element hotel there were two series of carbon monoxide poisoning, a total of 10 people were killed cause of the accident are improper use of gas water heaters. .These examples show that the installation of gas burning appliances to enhance, repair and maintenance of safety management, standard installation of gas burning appliances market, has become a pressing issue. .To this end, according to the Ministry of Housing and Urban-Rural Development and the Office of Housing and Urban autonomous relevant provisions of Gas Management Office of Nanning City, issued the "Management Office of Nanning City Gas gas burning appliances installed on strengthening the management and maintenance of notification" (hereinafter referred to as ."Notice"). ."Notice" provisions of Nanning City, a gas installation, maintenance will implement the qualification management system. .</ P> <p> "notice" requirement, starting from the 15th of this month, where in urban and rural areas of Nanning City Construction Committee without the gas burning appliances issued by a qualified installation and maintenance business unit or individual shall not engage in gas burning appliances installation and maintenance .business. .It also provides that gas appliances manufacturer, dealer or user must be entrusted with gas gas burning appliances has been made in the qualification certificate of installation and maintenance business enterprises gas burning appliances installation, maintenance, prevent accidents and protect their legitimate rights and interests and people's lives .property. .The installation and maintenance personnel should also carry certificates system. .Personnel to be trained to install, after passing the examination, before engaging in installation and maintenance operations. .</ P> <P> <P>.