We are here and ready, When you need mold and molding solution.
Proudly providing high-quality plastic injection mold and manufacturing services.
16
years
Established in 2008
5
Countries served
38
Team members
6000
㎡
Factory area
3
Designer
10
Mold making machine
18
Injection molding machine
6
Patents obtained
Case presentation
Representative plastic products with different molding processes
Representative plastic products with different industries
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Mold For The Dream,Molding For The Future
King Sjeng offters plastic mold making, injection molding and product assembly services, whatever low-volume or mass production, to transform your ideas into reality, accurately and economically.
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Why did you choose us?
Our Strengths

Advanced technical strength
Having up-to-date technology in mold design and manufacturing, not only proficient in single-color molds, but also in two-color molds, twisted teeth molds, and over molds.
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Diversified service capabilities
It can provide large-scale mass production services, meet various needs such as small batch and rapid manufacturing, and also provide mold design optimization solutions, with comprehensive and flexible services.
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High quality standards
Based on ISO9001 system, strictly control product quality, exceed customer requirements, ensure product quality and customer satisfaction, and achieve a one-time mold success rate of ≥ 96%.
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Professional team
With an experienced and skilled technical and service team, including 8 personnel with more than 10 years of technical experience.
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Quick response mechanism
Be able to quickly respond to customer needs and market changes, adjust strategies and provide solutions in a timely manner, ensuring that the mold is completed within 15-45 days.
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Good reputation and credibility
With outstanding performance over the past seven years, we have won the trust of customers and market recognition, and established a good corporate image.
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Cost control advantage
Through efficient management and resource optimization, effectively control costs while ensuring quality.
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Innovative R&D capability
Continuously learning, exploring, and innovating to maintain a leading position in the industry.
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Superior geographical location
Located in the geometric center of the Guangdong-Hong Kong-Macao Greater Bay Area, with convenient transportation, it can reach major cities within 1 hour, which is conducive to cooperation and exchange.
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010203040506070809
A Manufacturing Partner You Can Trust
KingSjeng prides itself on offering a higher level of customized service to meet your exact needs.
Our team supports you at every step, from initial product development through to mass production.
Our team supports you at every step, from initial product development through to mass production.





























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