Golden Siantar Makmur, commonly abbreviated as GSM, is a company engaged in the plastic packaging industry, officially established in 2009. The company specializes in manufacturing packaging for cosmetics, pharmaceuticals, beverages, food, lubricants, and more. Utilizing modern technology, GSM processes its products using injection molding and blow molding machines.
Our product range includes cream jars/pots, toner bottles, capsules, organic fertilizer containers, lubricant oil bottles, and various other packaging solutions.
To meet customer demands with guaranteed service and on-time delivery, PT. GSM is supported by advanced machinery and operated by a team of experienced and skilled professionals. Additionally, we have an in-house workshop within the factory to support efficient production. This allows for immediate handling of any issues related to machinery or molds, ensuring minimal downtime and consistent product quality.
To become the leading plastic packaging manufacturer in Indonesia by providing high-quality products developed in collaboration with customers from all market segments, based on long-term partnership contracts aimed at end-market share with the potential for the lowest production costs.
Quality goes beyond standards—it’s our commitment. Each product undergoes thorough testing to ensure it meets both technical specifications and customer expectations
We have developed a cross-departmental quality control system to ensure that every stage of production meets or exceeds market expectations
The entire process is overseen by an experienced and competent Quality Control team. They are trained to prevent production errors, minimize risks, and ensure maximum operational efficiency
Through strict quality control, we not only reduce potential losses but also build long-term trust with every partner and client
As a blow and injection molding company in Indonesia, we are strongly committed to implementing Quality, Environmental, and Occupational Health & Safety management systems. Our goal is to ensure client satisfaction by delivering high-quality products, preserving and protecting the environment, and maintaining a safe and healthy workplace—free from work-related accidents and illnesses—by complying with all applicable requirements
“Since 2009, we have been a trusted plastic packaging manufacturer, serving diverse industries with modern machinery and a skilled team—committed to quality and dependable service.”
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