with the rapid development of the national economy, the state and society have paid more and more attention to the protection of the environment and the emission requirements for sewage treatment have become higher and higher. since the “thirteenth five-year plan”, the drainage standards have been u
[2018-6-04]
sewage water qualityss: solid suspended solids, usually in mg/l. generally refers to: filter paper should be filtered water, the filter retentate at 105 °c temperature after drying a constant weight of solid mass. cod: chemical oxygen demand, general unit mg/l.the principle of cod measurement is: us
[2018-6-04]
on may 24th, 2018, two top-flow filter wastewater reformation application technology exchange conferences led by shenzhen qingquan were held in guangdong province architectural design institute and guangzhou municipal engineering design institute respectively. more than 50 industry technical experts
[2018-5-28]
on may 15, 2018, the general manager of a company in beijing, carrying the company's head of technology, the head of the branch, and the director of the sewage treatment plant, visited qingquan's wastewater treatment project in meishan city, sichuan province. the person in charge of the sich
[2018-5-21]
technological strength and brand reputation are important factors in the development of the company. since its establishment, shenzhen qingquan water industry co., ltd. has always attached importance to the talents and capital investment in technology research and development. with the development a
[2018-5-09]
the middle managers are the core human capital and strategic resources of the company, and they are also the backbone of the company's development. with the rapid development of shenzhen co., ltd., as the mid-tier of the company, whether it can grow with the company and adapt to the growing need
[2018-4-24]
