Shzen Hoong Plastic Industries Sdn. Bhd. (formerly known as Sin Hong Plastic Industries) provides plastic injection mouldings and components to all industries in Malaysia since 1975. We started off by manufacturing glue bottles and medicine containers in early years. In year 1987, we started our expansion plans with industry's first technology and professionally trained staff to manufacture battery accessories such as automotive battery vent plugs, traction battery vent caps, traction shrouds and other battery components in Malaysia. Our plastic injection moulding process utilizes our in house mold making, state of art equipment and internal process. We offer unrivalled price and unsurpassed quality.

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Plastic Injection Moulding Manufacturing

Plastic injection moulding is a manufacturing process widely used in the manufacture of products from plastic trinkets and toys to cell phone cases, automotive body panels and water bottles.

The Process of Plastic Injection Moulding

Plastic Injection Moulding is a very tedious job to go through that takes years of experience and expertise to perform a decent job. With the aid of technological advancements, we enjoy a more consistent and efficient work process from innovative machineries.

Few Things You Should Know When Choosing Battery Vent Plugs

It's important to choose the correct type of battery vent plugs for your car or motorcycle (amperage sizes). Extra capacity is welcome, but not more than 30% than that recommended by the manufacturer.

Automative Battery Vent Plugs

Automotive Battery Vent Plugs

Conventional batteries have cells which are sealed by its own vent plugs which permit initial battery fillings and also for top ups most often during services. The Battery vent plugs are responsible in permitting the electrolytic gasses to escape. We are committed in manufacturing top notch battery vent plugs in compliance with the stringent industry standards. Our battery vent plugs can help in the activities of battery equalization and battery watering during services.

Industrial Traction Battery Vent Caps

We manufacture industrial traction battery vent caps backed with rich experience and innovative technologies in production. These battery vent caps are responsible in extending the life of automotive and traction batteries by reducing watering intervals during services. These highly conductive battery vent caps are extensively used batteries which supply power to drive a vehicle. This battery vent cap allows user to a choice of cost effective, high performing experience often used in international market.
Traction Shrouds

Traction Shrouds

We are one of the leading manufacturers of traction shrouds in Malaysia. We have gained recognition as a competent, efficient and reliable traction shrouds manufacturer in local as well as overseas markets. The plastic traction shrouds are designed on inner cell connectors to prevent short circuits in most circumstances.

Miscellaneous Items

We are one of the leading manufacturers for plastic injection molding for micro parts and larger components in Malaysia. Besides focusing mainly on battery vent caps and plugs, we manufacture different range of plastic molded components with a large flexibility in size and possible shapes. These includes plastic battery handle, plastic rope battery handle, plastic terminal o-ring etc. There are many types of OEM components that can be injection molded but is by no means comprehensive.