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Documentary of welder skill improvement training: Perseverance and growth under high temperatures
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The scorching sun of August bakes the earth, and the temperature inside the welding workshop has surpassed 40 degrees Celsius. Stepping into the workshop, one is greeted by a heat wave mixed with the burning smell of metal, and the buzzing sound of welding machines echoes in the ears. In this season where even breathing feels scorching, a group of welder trainees with dreams are writing their growth stories with sweat......
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In the early morning, the lights in the workshop were lit. The early-arriving students entered one after another. They kept in mind the key points of the lesson and constantly reviewed various welding parameters and operational essentials. After being soaked in sweat, they left deep and shallow marks in the students' hearts.
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As the sun gradually rose, the temperature in the workshop kept climbing. Inside the thick work clothes, sweat kept sliding down the back, leaving dark stains on the overalls. The hands in the protective gloves had long been soaked white by sweat, but the grip on the welding torch remained steady. The eyes behind the mask were always fixed on the weld seam, revealing a persistent pursuit of skill.
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In the scorching summer, one can always see a few figures still busy in the workshop. They are either squatting on the ground to study welding samples, gently tracing the perfect weld seam with their fingers, or standing in front of the operation table repeatedly adjusting parameters, trying to find the optimal welding solution. Sweat drips down their chins onto the hot steel plate, instantly turning into a wisp of white smoke, but it cannot shake their determination to weld iron.
After a tough morning of training, the progress made by the trainees is heartwarming. The weld seams have become straight and uniform, and the awkwardness and hesitation during operation have disappeared. The sweat drips bear witness to their transformation. The worn gloves and the repeatedly wet and dry work clothes are the most authentic medals on this journey of growth.
Welding training continues, and the glow of the welding torch still flickers in the workshop. In this hottest season, these ordinary welding trainees are demonstrating through their simplest actions that true growth is always forged in sweat!
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SAMYHI Corporate Profile 2026(PDF Download)Learn more >
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Wisdom Lights Up Beijing, Innovation Leads Mining Machinery Chongqing Sanming Heavy Industry Debuts at CIME2026, Empowering a New Era of Mining Through Technological InnovationLearn more >
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Only 4 days to go! Sanming Heavy Industry is set to make a grand appearance at the 11th China International Mining Exhibition. See you in Beijing!
A Grand Mining Event is About to Kick Off! The 11th China International Mining Exhibition (CIME) will be grandly held at China International Exhibition Center (Shunyi Hall), Beijing from June 10 to 12, 2026.
This time, Sanming Heavy Industry will arrive in full force with eco-friendly intelligent mine solutions and flagship equipment. We look forward to welcoming you at Booth E1!Solid Strength Creates Extraordinary Excellence
Technical Excellence Powers Enterprise Development, Resolving Industry Pain Points
We tackle the tough challenge of sand production for gravel and crushed stone head-on. Our self-developed VCX ultra-fine sand maker has been listed in the Catalogue of Chongqing’s First Set of Major Technical Equipment. Adopting a five-stage crushing chamber design, it realizes "more crushing, less grinding", boosting sand yield by over 70% and cutting energy consumption by 50%, effectively improving product quality and lowering costs for clients.
Intelligence, High Efficiency & Eco-friendliness
Upholding the philosophy of "Intelligent, Efficient, Energy-saving and Environment-friendly", we deliver one-stop full-industry-chain solutions covering crushing, screening and intelligent control. Backed by dozens of national patents and intelligent digital production workshops, Sanming Heavy Industry guarantees high precision and strong stability for every piece of delivered equipment, supporting mining enterprises in green transformation and upgrading.
Customized Mine Solutions & Value-added Services
Facing a sluggish market, we help you break through bottlenecks. As an industry pioneer, Sanming Heavy Industry launched the exclusive "One-Yuan Plus" service system. We tailor personalized "one mine, one strategy" solutions based on your ore properties and working conditions, striving to be your most trusted mining service expert.
Exhibition Info
Exhibition Dates: June 10–12, 2026 Venue: China International Exhibition Center (Shunyi Hall), Beijing Sanming Heavy Industry Booth: Stand A52, Hall E1 See you in Beijing!
全国统一服务热线:400-023-0808
TEL:023-58536666 / 15330481597
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"Peak Empowerment · Smart Elevating the Plateau" — Chongqing Sanming Heavy Industry attends the 2026 Tibet Linzhi Engineering Construction Expo.
Snow-Covered Forest Sea Welcomes Grand Event; Rugged Equipment Builds the Plateau. From May 28 to 30, 2026, the 2026 China Engineering Construction (Linzhi) Expo, themed "Peak Convergence · Equipment Driving · Boosting Plateau Century Projects," was grandly held in Linzhi, Tibet. Chongqing Sanming Heavy Industry Co., Ltd. (abbreviated as "Sanming Heavy Industry") participated in this grand event, focusing on extreme high-altitude and plateau conditions. The company brought customized crushing production lines and plateau-adapted solutions to the expo. Leveraging 30 years of technical expertise in mining crushing, Sanming Heavy Industry addresses key challenges such as plateau infrastructure, mining operations, and high-standard aggregate production, fully supporting the high-quality construction of super projects and green mines in the Tibet region.
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Plateau Focus. Custom Solutions.To address the actual working conditions in Tibet—such as high altitude, low temperature, oxygen deficiency, complex geology, abundant hard materials, and limited construction space—Sanming Heavy Industry showcased its main equipment models specifically adapted for plateau operations. These include the PEW deep-cavity jaw crusher, HPT multi-cylinder cone crusher, FPB compound spring cone crusher, and ULS vertical shaft impact crusher, forming a complete crushing system covering the entire process from primary crushing to medium-fine crushing and sand shaping.
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Additionally, the equipment has undergone targeted optimizations for plateau environments, featuring cold-resistant and durable performance, stable operation, and controllable energy consumption. It is suitable for processing hard materials such as basalt and limestone, and is widely used in projects including water conservancy and hydropower, mining, and high-standard manufactured aggregates. Also showcased was the plateau-modularized production line, which features a high degree of integration, low reliance on civil construction, quick assembly and disassembly, and flexible relocation—effectively adapting to the characteristics of dispersed construction sites and multi-point operations on the plateau, thereby significantly improving construction efficiency and reducing overall construction costs.Deepening Presence in Snowy Plateau Markets, Empowering New Infrastructure on the Highlands
Leveraging the strategic advantages of its headquarters in Chongqing and regional service centers in Xinjiang and Tibet, Sanming Heavy Industry has long been deeply engaged in the plateau markets of Southwest China. Focusing on technological iteration tailored to extreme cold and high-altitude conditions, the company provides one-stop EPC turnkey services covering surveying, design, customization, installation, and operation & maintenance for regional projects.Learn more >