From September 17 to 19, the 16th China (Liangshan) Special‑Purpose Vehicle Exhibition was held at Liangshan International Convention and Exhibition Center. Hosted by China Association of Automobile Manufacturers, it is the only national‑level expo dedicated to the domestic special‑purpose vehicle industry. At the opening of the exhibition, Yang Lixin, Deputy Secretary of Liangshan County Party Committee and County Magistrate, delivered an opening speech to attendees. Under the theme “Innovation, Creation, Brand Building”, the event leverages Liangshan’s special‑vehicle industrial base to attract well‑known domestic and overseas exhibitors, building China’s largest specialized, branded and international exhibition for special‑purpose vehicles.

Exhibition Opening Ceremony
WeldTec, the high‑end intelligent‑manufacturing industrial welding‑machine brand under Guangdong Lianyang Technology Co., Ltd., was invited to participate in the show.


Staff receiving visiting merchants

Merchants registering purchase intentions

Process engineers demonstrate WeldTec welder operation for visitors

Staff introducing product featuresLiangshan’s special‑vehicle industry fully aligns with the goals of Made‑in‑China 2025. It advances the transformation of old‑and‑new driving forces and pursues high‑quality development. Local enterprises are guided toward intelligence, automation, high efficiency and low energy consumption, strengthening ties with upstream and downstream partners to adapt to the standardization, intelligence and high‑efficiency trends of logistics‑equipment supply chains.Accordingly, Guangdong Lianyang’s exhibition focused on three core highlights: dual‑pulse arc function, high‑speed pulse welding and deep‑penetration performance.1. Dual‑Pulse Arc FunctionAdopting servo motors equipped with high‑precision feedback encoders delivering 100 pulses per rotation and error‑free closed‑loop control algorithm, the system achieves precise wire‑feeding at all times. When welding aluminum‑alloys, stainless steel and other non‑ferrous metals, it produces attractive fish‑scale weld beads with superior welding quality.

2. High‑Speed Pulse Welding FunctionFeaturing proprietary HC pulse control technology, rapid current response generates highly concentrated pulsed arcs to improve molten‑pool fluidity and weld fusion, boosting welding efficiency by 30%‑50% compared with conventional pulse welding. Its fast dynamic adjustment supports higher wire‑feeding speed under constant current output and raises welding deposition rate.

3. Deep‑Penetration FunctionBased on proprietary PP pulse control technology, high‑frequency pulses are superimposed onto regular pulses via fast current response, generating highly focused and accurate pulsed arcs to strengthen arc penetration and guarantee full fusion between weld and base metal. Penetration depth can be increased by more than 30% versus ordinary welders. For thick‑plate welding, it reduces groove angle and filler‑metal consumption, saving material costs and improving overall welding efficiency.
During the three‑day exhibition, the WeldTec booth drew tremendous attention and received wide praise from visitors. The show yielded fruitful business results: an agency cooperation agreement was signed with Liangshan’s largest local hardware & electromechanical system integrator and distributor, with an annual sales target of RMB 1 million. Impressed by outstanding welding performance, local customers purchased all demonstration machines on site. Great achievements have been accomplished.
Visitors performing on‑site trial welding
We take great pride in past achievements and hold full confidence for future prospects. Every step forward made by Guangdong Lianyang would not have been possible without your continuous support. We sincerely appreciate all of you. Your ongoing trust and support are highly valued by Guangdong Lianyang.

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广东联洋科技有限公司
MegaTec | Smarter | WeldTec
Service Hotline: 400‑101‑1833
Website: www.lianyangkeji.cn
Address: No.38 East Jiang 4th Road, Torch Development Zone, Zhongshan City, Guangdong Province, P.R.China