
About Hommer Zhao
Hommer Zhao is the founder of Cloom Tech and a manufacturing engineer with a background across PCB assembly, cable and wire-harness production and — more recently — custom metal and plastic enclosure manufacturing.
He has worked in electronics manufacturing, sourcing and export since 2014, coordinating custom builds for OEM customers and helping engineering teams get parts made to drawing, on spec and with clear quality records.
On Turnkey Box Build, Hommer reviews the technical content for manufacturing accuracy — process choice, materials, tolerances, finishing and inspection — so what you read reflects how enclosures are actually built, not marketing copy. His LinkedIn profile is public and verifiable, and you can read more about his work on his personal site.
Focus areas
Articles by Hommer Zhao
Box Build
Box Build BOM Preparation Guide: What a Quotable Bill of Materials Contains
Oct 4, 2026
Box Build
Box Build for Industrial Automation: What to Specify Before You Quote
Oct 4, 2026
Box Build
Cable Management and Wire Routing in Enclosures: What to Design Before Assembly
Oct 2, 2026
Box Build
EMI/EMC Shielding in Box Build Enclosures: Seams, Gaskets, Cables and Grounding
Oct 1, 2026
Box Build
Thermal Management in Enclosures: Sizing, Cooling Options and What to Specify in a Box Build
Sep 30, 2026
Box Build
Conformal Coating Types: Acrylic, Silicone, Urethane, Epoxy and Parylene — When to Use Each
Sep 29, 2026
Box Build
IP Rating & Ingress Protection for Box Build Enclosures: IP65, IP67 and How to Specify It
Sep 28, 2026
Box Build
Box Build Quality Standards: IPC-A-610, J-STD-001 and ISO 9001 Explained
Sep 27, 2026
Box Build
Box Build Testing Types: ICT, FCT, Burn-in and HALT/HASS Explained
Sep 26, 2026
Box Build
Box Build Lead Time & What Drives It
Sep 25, 2026
Box Build
Box Build Assembly Cost & Pricing Factors
Sep 24, 2026
Box Build
Turnkey vs Consignment Material Supply in Box Build
Sep 23, 2026
Box Build
PCBA Integration in Box Build: Where an In-Spec Board Still Fails
Sep 22, 2026
Box Build
Box Build for Medical Devices: What OEMs Should Define
Sep 4, 2026
Box Build
Box Build NPI: From Design Review to Pilot Build
Sep 4, 2026
NPI
NPI Stage-Gate Checklist: 11 Steps to Production Release
Sep 4, 2026
Box Build
Box Build Traceability and Serialization: What Should Be Recorded?
Sep 4, 2026
Box Build
Box Build Assembly vs Contract Assembly
Sep 4, 2026
Box Build
Box Build vs Electromechanical Assembly
Sep 4, 2026
Box Build
Box Build Assembly vs PCBA Assembly: Where Board-Level Work Ends
Sep 4, 2026
Box Build
Design for Manufacturing (DFM) for Box Build Assembly
Sep 4, 2026
Box Build
How to Create a Functional Test Plan for Box Build Assembly
Sep 4, 2026
Box Build
How to Choose a Box Build Assembly Manufacturer
Sep 4, 2026
Box Build
How to Prepare a Complete Box Build RFQ Package
Sep 4, 2026
Enclosure design
Sheet Metal vs Injection Molding: How to Choose a Custom Enclosure
Sep 4, 2026
Box Build
What Is Box Build Assembly? Components, Scope and Finished-Product Delivery
Sep 4, 2026
NPI
What Is NPI? New Product Introduction in Manufacturing
Sep 4, 2026
Box Build
What Does "Turnkey" Mean in Box Build Assembly?
Sep 4, 2026
Work with the team behind the content
Send your enclosure drawing or idea and we’ll review process, material, finish and inspection before quoting.