Taiwan Union Plastic

Established with investment from TUP Group: Lianlu (Hangzhou) Machinery Co., Ltd. The company's core technology and team were relocated from Taiwan to Gongshu District, Hangzhou, and the Taiwanese Lianlu brand was simultaneously promoted.

The large-scale injection molding machine UN2800 was introduced, marking the company's entry into the white goods sector.

The large-scale multi-component injection molding machine DC1450 was successfully developed and introduced, marking the company's entry into the automotive lighting sector. The company obtained multiple system certifications, including ISO 9001.

Liansu Hangzhou established its headquarters and manufacturing facility in Lin'an District, Hangzhou, and vigorously promoted the UN single-color injection molding machine and the DC multi-color injection molding machine.

Awarded the honorary title of ''Vice Chairman Unit of the China Plastics Modification Association''; Received the 2007–2008 Rongke Technology Innovation Award in the plastics industry.

Named one of the ''Top 10 Most Influential Brands'' at the first Tian Gong Zun Awards and one of the ''Top 10 Plastic Machinery Manufacturers'' in China's plastic machinery industry; ranked among the ''Top 100 Innovative SMEs in China''for 2010.

The project [Research, Development, and Industrialization of Energy-Efficient CNC Injection Molding Machines] was listed as one of Hangzhou's first batch of major scientific and technological innovation projects.

Successfully developed the UE80, the first all-electric injection molding machine; two-color and three-color sandwich-layer mixing machines were recognized as upgraded industrial products; awarded the title of 2012 Zhejiang Provincial Patent Demonstration Enterprise; successfully developed the HS two-platen series of ultra-large injection molding machines.

Successfully developed a two-color injection molding machine specifically for laptops.

Successfully developed a hydro-electric hybrid injection molding machine.

Successfully developed the DV600 backpack-style two-color injection molding machine to replace imported products.

Successfully developed a two-color injection molding machine with an adjustable injection center, which was exported to Russia.

Zhejiang Hongshuo Industrial Group Co., Ltd. acquired Liansu Hangzhou in its entirety and renamed the company Hongzheng Liansu (Zhejiang) Machinery Co., Ltd.

Successfully developed the industry's largest HD1850RPS horizontal turret two-color injection molding machine; successfully developed the HD400 medium-sized turret-spindle dual-purpose two-color injection molding machine; successfully developed a medium-sized two-color injection molding machine specifically designed for notebook computers.

Successfully developed an Industry 4.0 intelligent production management system; launched the second-generation all-electric injection molding machine.

Completed R&D on the full series of two-platen and electric machines, and launched mass production.

Established a subsidiary in Vietnam to expand global operations; introduced more derivative series and comprehensive solutions for the injection molding industry.