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About Us
Company Profile
Diamonano Enterprise Co., Ltd. (formerly Zeng Yi Enterprise Co., Ltd.) was established in 1991. Its main business includes boosters, nitrogen generators, screw air compressors, refrigerated dryers, precision filters, and related auxiliary equipment.
In 1995, the company established a Gas-Assisted Injection Molding Equipment Division, evolving into a comprehensive enterprise integrating planning, research and development, manufacturing, sales, and service. Ding Cheng Nano specializes in the sales and service of gas-assisted injection molding equipment for the plastics industry, providing professional technology and high-quality support to plastic injection manufacturers.
Our equipment has been widely adopted across various industries, including furniture, luggage, sports equipment, tableware, automotive, audio equipment, home appliances, televisions, sanitary ware, printers, and computer peripherals.
Our products are currently distributed in regions including Mainland China, Malaysia, Thailand, Vietnam, the Philippines, and parts of Africa.
We believe that only high-quality equipment can produce products of even higher quality.
In 1995, the company established a Gas-Assisted Injection Molding Equipment Division, evolving into a comprehensive enterprise integrating planning, research and development, manufacturing, sales, and service. Ding Cheng Nano specializes in the sales and service of gas-assisted injection molding equipment for the plastics industry, providing professional technology and high-quality support to plastic injection manufacturers.
Our equipment has been widely adopted across various industries, including furniture, luggage, sports equipment, tableware, automotive, audio equipment, home appliances, televisions, sanitary ware, printers, and computer peripherals.
Our products are currently distributed in regions including Mainland China, Malaysia, Thailand, Vietnam, the Philippines, and parts of Africa.
We believe that only high-quality equipment can produce products of even higher quality.
Business Philosophy
Diamonano upholds four core principles to deliver reliable gas-assisted molding technology.
Innovation in R&D
Continuous technological upgrades enhance the flexibility and stability of gas-assisted injection molding.
Dedicated Service
Rapid response and local support strengthen customers’ manufacturing competitiveness.
Pursuit of Quality
Standardized equipment manufacturing with high stability, compatible with injection molding systems worldwide.
Sustainable Operation
Committed to energy saving, carbon reduction, and environmentally friendly manufacturing solutions.
We are your long-term partner in gas-assisted injection molding technology, helping injection molding manufacturers worldwide build the next generation of smart manufacturing processes.
Company History
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1995Established the Gas-Assisted Equipment Division.
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1996Gas-assisted equipment adopted by the furniture industry to produce office chair armrests, and by the luggage industry to manufacture handles.
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1999Adopted by the automotive industry for the production of handles, door trim panels, and rearview mirrors.
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2000Home appliance manufacturers adopted gas-assisted equipment to produce television front housings.
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2001Plastic injection manufacturers adopted gas-assisted equipment to produce lawn mower handles.
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2002Optoelectronics manufacturers adopted gas-assisted equipment to produce LCD panels.
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2003Overseas suppliers of Sony adopted gas-assisted equipment to manufacture audio equipment housings.
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2004Plastic injection manufacturers adopted gas-assisted equipment to produce medical device armrests, food service trolley tabletop panels, and sewing machine handles (Japan).
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2005Optoelectronics manufacturers adopted gas-assisted equipment to produce LCD computer monitors, printer components, mouse bottom housings, and LCD TV front housings.
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2013Company renamed Ding Cheng Nano Co., Ltd.
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2018Participated in the Academic Assistance Program for SME Technology Development (2018–2019).Projects included:Predictive analysis guidance for precision gas-assisted innovative temperature control systems and designPredictive analysis and molding guidance for gas-assisted microcellular foaming injection molding storage systems
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2019Participated in the Changhua County Government Local Industry Innovation R&D Promotion Program (SBIR).Project: Development of innovative bubble-generation gas-assisted equipment for injection systems.
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2020R&D Innovation CaseConverted traditional ceramic or aluminum hand molds to nitrogen-assisted plastic injection molds.Advantages:• Plastic replacing metal• Lower manufacturing costs• Reduced wear and material consumption• Improved competitiveness
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2022Steering Wheel SolutionWeight reduction / Plastic replacing steel / Reinforced structural integrity / Integrated one-piece molding / Cost reduction
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2023Applications in Tesla electric vehicle components.
