Highplus International Limited is a leading manufacturer and trading company specializing in ductile and gray iron products. Headquartered in Hong Kong with a manufacturing facility in Weifang, China, the company brings over 30 years of industry experience to the global market. Highplus International Limited offers a comprehensive portfolio of more than 50 product categories, including grooved pipe fittings, couplings, cast iron valves, manhole covers, and integrated supports. Their technical expertise extends to specialized equipment such as roll grooving machines and subsea casings.
As an integrated manufacturer with OEM and ODM capabilities, the company operates a complete workshop for metal cutting, welding, and hot-dip galvanizing. They are committed to research and development, offering product customization based on customer drawings and samples to meet non-standard requirements. The company maintains a workforce of 101 to 200 employees and serves clients in more than 30 countries and regions.
Quality and safety are central to their operations, with products adhering to stringent international standards. Highplus International Limited holds several prestigious certifications, including ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018. Their fire protection and piping components are further validated by UL, FM, and CE certifications, ensuring reliability in demanding industrial environments.
Premium Sleek Black Construction Connector for Heavy-Duty Use$0.73
Heavy-Duty 250psi Industrial Gate Valve for Water and Gas Applications$20
High-Precision Roll Grooved Machine for 2 to 12 Inch Bolts$450
High-Performance Precision Insulator with CE Certification and Fast Shipping$1
High-Quality Eccentric Reducer with Long-Lasting Silica Gel Gasket$1
Premium Heavy-Duty OEM Bracket for Superior Strength and Longevity$0.7
High-Performance HDPE Couplings for Superior Fire Safety Solutions$1
Heavy-Duty Cast Iron Suspension Insulator for Optimal Durability$1
FM, UL Durable Rigid Flexible Coupling, Ductile Iron, 20 Days Delivery$1
Premium CNC Machined Insulator with Global CE Certification$1
Heavy-Duty Black Connector for Construction Materials with Protective Features$0.73
High-Pressure 250psi Industrial Gate Valve for Water & Gas$20
Square Plus Co., Ltd.
🇭🇰 Hong Kong
2010Fewer than 5 peopleTrading Company/Service Company
Description
Square Plus Co., Ltd. is a Hong Kong-based trading and service company specializing in printing media, inks, laminators, and inkjet plotter spare parts. Established in 2010, the company operates as a leading reseller of renowned brand inkjet printers and related products for the advertising sector. With a focus on both local and international markets, Square Plus Co., Ltd. has developed an export department to cater to overseas clients. Beyond direct sales, the company also provides sourcing services for industry-related items, leveraging its network of suppliers with large factories and efficient transportation to ensure timely delivery. Their product offerings include Eco Solvent Inks, Dye Inks, Cold Laminators, and Hot Laminators. The company prides itself on a trustworthy, meticulous, and customer-oriented team dedicated to building strong client relationships and ensuring customer satisfaction.