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Huihuan Precision

hhjmdg.com

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▸ USB Type-C · HDMI · 东莞长安 · 全自动化生产

USB Type-C
HDMI connectors.

Dongguan Huihuan Precision Co., Ltd. (东莞市辉焕精密有限公司) is a manufacturer specializing in USB Type-C and HDMI electronic connectors. The factory in Chang'an Town, Dongguan has achieved fully automated production and inspection — building toward a high-quality, high-efficiency manufacturing model with complete product testing equipment and a comprehensive quality management system.

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Huihuan Precision
全自动
Automated production
USB / HDMI
Connector specialty
东莞长安
Dongguan Chang'an
SMT
Surface mount expertise
OEM
Custom service
01 / About

About Huihuan Precision.

东莞市辉焕精密有限公司 (Dongguan Huihuan Precision Co., Ltd.) is a manufacturing enterprise specializing in the R&D and production of USB and HDMI connectors. The factory is located in Chang'an Town, Dongguan, Guangdong Province.

Main products: SMT USB Type-C, Type-C 6-pin connectors, HDMI connectors, and related electronic components — covering a wide product range. Products are popular across Shenzhen, Guangzhou, Dongguan, Foshan, Zhongshan, Beijing, Shanghai, Wenzhou and other regions.

The company adheres to its development philosophy and mission of "品质过硬，信誉至上，服务至上" — solid quality, credibility-first, service-first — providing fast and reliable supply to customers. Production facility highlights include automated stamping workshops, precision injection molding workshops, and a dedicated connector warehousing center.

02 / Products

USB Type-C + HDMI connector range.

A selection of products from hhjmdg.com — covering SMT HDMI A female connectors, 19-pin SMT HDMI sockets, USB Type-C waterproof female sockets, Type-C 6-pin connectors, and related variations. Visit the official site for complete catalog and specifications.

板上型 HDMI A/F SMT 贴板连接器
HDMI A/F SMT

板上型 HDMI A/F SMT 贴板连接器

Board-mount type HDMI A/F SMT connector — surface-mount design with short pins for direct PCB assembly.

正向沉板 HDMI A/F FEMALE
HDMI Sink Plate

正向沉板 HDMI A/F FEMALE

Forward-mount sink-plate HDMI A/F female connector — recessed mount preserving panel-line height.

19 Pin SMT 正向沉板 HDMI A
19PF Sink Plate

19 Pin SMT 正向沉板 HDMI A

19-pin SMT forward-sink-plate HDMI A connector — full pin-out with low-profile board mounting.

SMT 母座 HDMI A Type 连接器
HDMI Female SMT

SMT 母座 HDMI A Type 连接器

SMT female socket HDMI A-type connector for direct surface-mount integration in display + multimedia products.

USB Type-C 防水母座
Type-C Waterproof

USB Type-C 防水母座

USB Type-C waterproof female socket — sealed against dust and water ingress for outdoor / rugged applications.

TYPE-C 6 Pin Connector
Type-C 6-pin

TYPE-C 6 Pin Connector

6-pin USB Type-C connector — compact pin count for power-only or basic data applications.

HDMI A/F Connector — Short Pin
HDMI Variant

HDMI A/F Connector — Short Pin

HDMI A/F SMT connector with short-pin termination for thin-profile PCB applications.

HDMI A/F SMT — Production Sample
HDMI Female

HDMI A/F SMT — Production Sample

HDMI A/F SMT connector finished sample showing factory production quality.

正向沉板 HDMI A/F (Variant)
Sink Plate Variant

正向沉板 HDMI A/F (Variant)

Alternative configuration of forward-sink-plate HDMI A/F female connector.

HDMI Connector — Series
HDMI Series

HDMI Connector — Series

Additional HDMI A/F connector variant from the production catalog.

连接器全自动化冲压车间
Workshop View

连接器全自动化冲压车间

Fully automated connector stamping workshop — high-speed precision metal stamping for terminal contacts and shells.

高速精密注塑车间
Custom OEM

高速精密注塑车间

High-speed precision injection molding workshop — produces connector housings, insulators, and related plastic components in volume.

03 / Capabilities

Why Huihuan Precision.

全自动化生产 — Fully Automated Production

Automated stamping and injection molding workshops deliver consistent quality at scale. Reduces manual variance, supports tight tolerances on connector pin geometry and housing dimensions.

Specialty: USB Type-C + HDMI

Focused product line — SMT Type-C, Type-C 6-pin, waterproof Type-C, HDMI A female (board mount, sink plate, 19PF). Specialization drives engineering depth in these connector families.

Complete inspection equipment

Comprehensive product testing equipment and quality management system across the production chain — from raw materials through finished goods inspection.

Wide market coverage

Products supplied across Shenzhen, Guangzhou, Dongguan, Foshan, Zhongshan, Beijing, Shanghai, Wenzhou — broad domestic distribution network for fast-turn delivery.

Quality + service philosophy

Brand mission — "品质过硬，信誉至上，服务至上" (solid quality, credibility-first, service-first) — guides company operations.

Connector warehousing center

Dedicated connector warehousing facility supports rapid order fulfillment and inventory buffering for customer demand variability.

04 / Contact

Get in touch with Huihuan Precision.

For current product specifications, pricing, lead times, and order details, please contact Huihuan Precision directly via their official website. Weisourcing does not relay inquiries — buyers should always work with the supplier directly.

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Source: All information on this profile page was summarized from publicly available content at https://www.hhjmdg.com/.

Accuracy: Product specifications, models, prices, lead times, certifications, and contact details may have changed. Weisourcing does not guarantee the correctness, completeness, or current validity of any information shown.

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