In September, 2020, Qilu Petrochemical Shengli Refinery started the inspection and maintenance work. In this overhaul, HTS is responsible for repairing flanges of all overhaul devices and fastening key flanges in the second coking unit and the fourth normal unit with constant torque.
Mr. Qi Guang, the former marketing director of our company, has officially resigned on january29,2019 for personal reasons; Mr. Sun Hejing, the former marketing project manager, officially resigned on January 8th, 2018 for personal reasons.
HTS has always been in the leading position in technology in the industry, and has a professional technical service team, a good study and training plan, and regular study and exchange in various forms. On October 8th, the 10th technical exchange meeting in 2019 was held at the project site. The exchange meeting was presided over by the Vice Minister of Engineering, and gave a detailed explanation around "safety in place, technology in place, work in place, and communication with the owner in place". Fifteen technical engineers on the site made in-depth discussions and exchanges, or got solutions, or optimized the previous technologies ... Everyone carefully recorded and summarized, and their enthusiasm for learning continued to rise. Good study habits, good at summing up and sharing experiences and a United technical team have laid a solid foundation for HTS's engineering project.
Singing loudly and waving red flags, on the occasion of the 70th anniversary of the founding of the motherland, HTS employees spontaneously sang "My country and I can't be separated for a moment ..."
In the flange repair project of an offshore oil company, our company is responsible for providing equipment and technicians to repair the damaged sealing surfaces of flanges and valves. Under the complicated working environment and limited working space, the technicians overcame difficulties and completed the repair work of thousands of flanges and valves within the limited construction time, which ensured the smooth progress of Party A's work and won unanimous praise from customers.
Our company provides flange constant torque fastening technical service for the core devices in a petrochemical 20 million tons/year refining and chemical integration project, and the bolts within the scope are fastened in place at one time, without hot tightening. The core key devices such as reactors are fastened and passed at one time by using tensioners, which saves time and effort and greatly reduces the commissioning cost. In the process of technical service, our company provides professional operation training, skill training and safety training to Party A's equipment management personnel and construction personnel of the construction party, and establishes an assessment system, strictly controls the on-the-job personnel, and lays a solid foundation for the safe and stable production of the device.
In the construction tasks such as constant torque fastening of hydrogen production unit and flange inspection and repair of heavy oil hydrogenation unit in a refinery, our company provided advanced equipment and professional personnel to inspect, repair and fasten 584 groups of high-risk flanges, which ensured that the flange airtightness test passed once, and had remarkable ability in treating VOC emission exceeding the standard, static seal leakage and shortening the start-up time of hydrogenation unit.