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Supplied and installed 50A COMPACT MANHOLE for KDHC Bundang Branch

Supplied and installed 700A COMPACT MANHOLE for KDHC Suwon Branch

Supplied and installed 300A COMPACT MANHOLE for Daejeon Combined Heat and Power Plant

Supplied and installed 1000A COMPACT MANHOLE for GS Power Bucheon Modernization Project

Registered patent for thermal insulation casing of air vent valves for underground heat transport pipes

Supplied and installed 1100A COMPACT MANHOLE for Cheongna Energy Geomdan Branch

Hosted factory tour for Xi'an District Heating (China) for valve production and maintenance

Hosted factory tour for Mudanjiang District Heating (China) for valve production and maintenance

Renewed KEPCO (Korea Electric Power Corp) Qualified Supplier registration (until 2027)

Acquired CE PED Certification

Acquired ISO 45001:2018 (Occupational Health and Safety Management System) Certification

Supplied large-scale Metal Seat Butterfly Valves (DN1600) to Hohhot, China

Supplied large-scale valves (DN1500 and others) for District Cooling Project in King Salman Park, Riyadh, Saudi Arabia

Attended ISH China & CIHE Exhibition in Beijing, China

Signed a manufacturing consignment agreement with QL Pharma Co., Ltd.

Attended WETEX Exhibition in Dubai, UAE

Designated as a Technology Innovation Small Business (Inno-Biz) by the Ministry of SMEs and Startups

Developed world's first underground valve for district heating using PUR insulation and PE casing;
Conducted EN488 certification testing

Supplied and installed 850A COMPACT MANHOLE for KDHC Goyang Branch

Supplied and installed 200A COMPACT MANHOLE for KDHC Suwon Branch

Registered patents for manhole boxes with integrated valves for heat transport pipes and variable seat-type butterfly valves

Designated as a Promising Export Small and Medium Enterprise by Gyeonggi Regional SME Administration

Supplied and installed 300A COMPACT MANHOLE for KDHC Gangnam Branch

Passed large-diameter (DN1200) valve tests at Beijing Testing Center, China

Registered as a member of Korea Association of Machinery Industry and Korea Cogeneration Association

Approved GOST Quality System and acquired latest TUV SUD ISO 9001/14001:2015 certifications

Attended ISH China & CIHE Exhibition in Beijing, China

Registered 'ZERO ENTEC' trademark and patented the Double Vent Valve

Attended global exhibitions: WieTec (Shanghai, China) and INNOPROM (Yekaterinburg, Russia); Signed China office contract

Official dealership ceremony with Muswell Commercial Limited, Russia

Registered as a supplier for Doosan Heavy Industries and KEPCO E&C (Osan Cogeneration Plant)

Acquired Russian GOST certification and performance certificates

Registered as a supplier for Korea Mid-Power (KOMIPO) and patented bi-directional airtight triple-offset butterfly valves

Acquired ISO 14001 certification; Selected as a Promising SME in Gyeonggi-do and verified Green Management grade

Registered utility model for butterfly valves and acquired Technology Innovation SME (INNO-BIZ) certification

Verified as a Venture Business (Korea Technology Finance Corporation)

Approved supplier name change at KDHC (Joil Valve Engineering Co., Ltd. -> ZERO ENTEC Co., Ltd.)

Signed agency and sales agreements with global companies: METSO (Finland), DREHMO (Germany), RING VALVULAS (Spain), etc.