Industry

Industry — Understand the Playing Field

Figures converted from HKD at historical FX rates — see data/company.json.fx_rates. Ratios, margins, and multiples are unitless and unchanged.

1. Industry in One Page

Ten Pao sits in the external power-supply and smart-controller corner of Electrical Equipment & Parts: the boxes, bricks, adapters, PCBA controllers and chargers that convert grid AC into the specific DC that a router, a power tool, a TV, a data-center server, an e-bike or a home battery actually consumes. It is a contract-manufacturer business — the end consumer almost never sees the maker's name. Branded OEMs (Cisco, TTI, Bosch, Samsung, plus increasingly Chinese hyperscalers and AI-server builders) hand over a spec and a price target, and ~10 large Asian ODMs compete to win the multi-year platform.

Money is made by hitting two thresholds at once: low enough unit cost to clear the OEM's bill-of-materials target, and high enough technical bar — efficiency, density, safety certification, modular firmware — to be one of the few suppliers qualified for the platform. The cycle hits first through end-product demand (smartphones, routers, EV charging piles, energy-storage cabinets) and copper, semiconductor and freight inputs, not through pricing power. Gross margins above 20% almost always mean a premium product mix (industrial PSU, AI server PSU, smart controllers) rather than a strong brand.

The thing newcomers usually miss: this is a portfolio of sub-segments stacked on the same factory, not one homogeneous "charger" market. Mobile-phone adapters earn 12–14% segment margin; AI-server and HPC power supplies above 24%; energy-storage and EV chargers currently 8–11% as Chinese capacity floods the market. Where a maker's revenue mix sits across these tiers explains margin more than any cost discipline narrative.

Takeaway: the same factory can earn very different margins depending on which row of this table it sells into. Tracking the mix is the single most useful lens for the rest of the report.

2. How This Industry Makes Money

The revenue model is contract-manufactured units shipped against a customer purchase order, repriced quarterly as commodity costs move. A "design win" — an OEM qualifying a supplier into a multi-year product platform — is the asset that earns the gross profit; once won, the supplier ships against forecasts, books revenue at delivery and absorbs raw-material moves with a quarter or two of lag.

The cost stack is heavy on commodities (copper for transformers and cabling, ferrite cores, aluminum housings, engineering plastics), semiconductors (MOSFETs, controllers, increasingly GaN and SiC switches), and labor / overhead to run high-mix SMT and PCBA lines. Capital intensity sits between contract electronics (Flex, Foxconn at 2–3% of sales) and specialty industrial (Delta at ~6%). Ten Pao's run-rate capex sits around 3–5% of sales as it digests the new Huizhou Intelligent Manufacturing Park and Mexico base.

Pricing unit and bargaining power. Adapters and chargers are priced per unit at a wattage/efficiency spec (e.g. a 65W GaN USB-PD adapter, a 6.6 kW EV onboard charger, a 5 kW AI-server PSU). The OEM is almost always larger than the ODM and dictates price; the supplier's leverage comes from being one of the few qualified for the specific platform, from holding inventory through a shortage, and from owning unique geographic capacity (Mexico for US-bound product to dodge tariffs, Hungary for EU). Switching cost is real but not infinite: re-qualifying a charger platform takes 6–12 months, so OEMs do it when a supplier slips on quality, delivery, or price by enough margin to justify the move.

Where the margin sits. The same kilogram of copper and silicon earns 12% gross at a router adapter and 28% at an AI-server PSU. The premium is paid for density (W per cm³), efficiency (e.g. 96%+ 80-Plus Titanium), thermal management, firmware/controls, and certifications — none of which the consumer ever sees, but all of which gate the OEM's spec sheet. Above $400/W of finished value, suppliers begin to look more like Delta Electronics (32%+ GP) than like a commoditised adapter shop (15% GP).

3. Demand, Supply, and the Cycle

End-demand is derived from the device that needs the power, so the cycle is a weighted average of: smartphones and routers (slow growth, refresh-driven), power tools and outdoor equipment (housing- and consumer-discretionary-sensitive), EV charging (subsidy- and infrastructure-driven), home energy storage (electricity-price- and policy-driven) and AI servers (capex-driven and currently roaring).

Supply behaves the way you expect from Chinese export manufacturing: capacity adds in waves, gets absorbed within two years, and then competes on price. The 2022–2023 mobile-phone weakness and 2024–2025 EV-charging-pile oversupply in China are the two most recent reminders.

Where it shows up first. Volume and gross margin move before reported revenue: copper rallies compress GP within one quarter; a customer-platform loss shows up first as a forecast cut and an inventory build, then a revenue drop two quarters later; an AI-server PSU win shows up first as a backlog comment in the chairman's statement and as raw-material commitments before any revenue is booked. Ten Pao's own FY2022 → FY2023 revenue contraction (US$703M → US$617M, -12%) with a gross-margin rise (16.7% → 18.8%) is a textbook example of "lost low-margin volume, kept high-margin mix" — the readable footprint of an industry-wide reset.

Read across: in 2021 the industry over-shipped on COVID-era consumer electronics and gross margin sagged even as revenue surged. In 2022–23, the cycle reversed: revenue fell, but mix moved toward industrial PSU and smart controllers and gross margin expanded by 200 bps. 2025 is a milder version of the same pattern — revenue up 3%, gross margin down 130 bps as new-energy pricing competes harder.

4. Competitive Structure

The industry is structurally fragmented at the bottom and concentrated at the top. Below roughly US$500M of revenue, hundreds of mostly-Chinese ODMs fight on price for short-cycle adapter business. Above that scale, eight or so listed players hold the multinational OEM accounts that demand global manufacturing, certifications, and IP. Delta Electronics is in a separate league as a vertically integrated power-and-thermal platform; the rest cluster as specialists by end market.

How to read this map. Delta is alone in the top-right (largest revenue, highest margin) — it has graduated from ODM into a vertically integrated power platform with proprietary technology. Lingyi iTech is large but commoditised (low GP, Salcomp-acquired mobile-charger business). Lite-On is the closest "scale plus margin" benchmark for what a successful PSU specialist can become. The middle band (AcBel, Chicony, Ten Pao) competes for the same multinational accounts on a different cost structure; Ten Pao currently earns the highest operating margin in that middle band, which is the only competitive claim worth making at this scale. Phihong is a cautionary tale: a once-respected adapter specialist now in operating losses as it pivots to EV chargers without enough scale.

5. Regulation, Technology, and Rules of the Game

External power supplies are one of the most heavily regulated product categories in consumer and industrial electronics — every adapter must clear safety (UL/IEC), efficiency (DoE Level VI in the US, CoC Tier 2 in the EU), EMC, and now interoperability standards. Add EV-charger safety codes (NEC 625 in the US, IEC 61851 globally), battery-storage codes (UL 9540A), tariff regimes (US Section 301, EU CBAM), and platform mandates (USB-C common charger directive in the EU since December 2024), and the regulatory thicket starts to look like its own competitive moat — for any maker scaled enough to keep up.

6. The Metrics Professionals Watch

Most ratios from a generic equity screen miss what actually moves a power-supply ODM. The right metrics tell you whether the mix is shifting up, whether utilization is high enough to leverage fixed cost, whether the customer base is concentrating risk, and whether geographic re-shoring is paying off.

Reading the heatmap: the share migration from consumer-power into industrial / smart-controller is the underlying story of Ten Pao's 2022–25 margin expansion. Whether this continues — and whether AI-server PSUs become a separately disclosed line — is the single most important industry-level question for the rest of the report.

7. Where Ten Pao Group Holdings Limited Fits

Ten Pao is a mid-scale Asian ODM in transition: still derives almost half its revenue from consumer adapters (router/STB, lighting, telecom) where it competes with hundreds of small PRC shops, but two-thirds of its profit pool now comes from industrial / smart-controller PSU where the customer set is multinational and the margin band is structurally higher. It is the smallest of the credibly global power-supply ODMs — roughly half the size of Chicony Power and AcBel, one-twentieth the size of Delta — but earns above-peer operating margins for its size band and runs a disciplined balance sheet.

8. What to Watch First

Signals that show whether the industry backdrop is improving or deteriorating for Ten Pao — each observable in filings, transcripts, market data, regulation, or industry sources.