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China

Baotou Tianhe Magnetics Technology Co., Ltd.

Sintered NdFeB and sintered SmCo rare-earth permanent magnets, including in-house strip-casting of magnet alloy and, per the company's own materials, in-house design and manufacture of its own magnet-production equipment. One of a small number of Chinese magnet makers producing SmCo alongside NdFeB. Reported end markets include new-energy vehicles, wind power, and other high-performance motor applications.

At a glance

Founded
2008 — Incorporated in Baotou, Inner Mongolia on May 22, 2008, per Shanghai Stock Exchange registration data. The company's own site traces its lineage to a predecessor, Taiyuan Connector Factory, founded in 1988, which it says entered rare-earth magnet production in 1993 before the Baotou entity was formally established in 2008. A third-party industry listing gives 2000 as the founding year; this is unverified and inconsistent with the exchange registration date.
Headquarters
Baotou, Inner Mongolia Autonomous Region, China, with a second production site in Tianjin and sales or representative offices in Japan, the United States, and Germany
Ownership
Publicly listed on the Shanghai Stock Exchange Main Board (ticker 603072, listed January 3, 2025). Controlling shareholder is Tianjin Tianhe Yingya Technology Co., Ltd. (approximately 34% stake). Individual actual controllers disclosed as Yuan Wenjie, Yuan Bo, and Yuan Yi.
Stage
Mature. Sintered NdFeB (about 6,200 t output on 12,500 t/yr capacity) and about 500 t/yr of SmCo.
Listing
Listing status not confirmed in a public source.
Revenue
CNY 2.345 billion
Reported, FY2025.
H1 2026: CNY 1.292 billion, up 37.36%; net profit CNY 79.84 million, up 49.36%. Note that press coverage headlined the FY2025 result as growth in both revenue and profit; revenue declined, and the growth described was in net profit and in Q1 2026.
Source

Capacity

Each date below links to the document the figure came from. A capacity figure with no source is not on this page.

WhatFigureStatusAs of
Sintered NdFeB magnets, capacity as stated in the company's annual reports9,300 t/yrOperatingMay 2026
Sintered NdFeB magnets, stated capacity target for end-202612,300 t/yrAnnouncedMay 2026
Sintered NdFeB magnets, actual outputapproximately 6,184 tonsOperating2024
Rare-earth permanent magnet output, as reported in the FY2025 production and sales table9,189.02 t produced; 8,971.30 t soldOperating2025
Sintered samarium-cobalt (SmCo) magnets, capacity500 tons/yearOperating2025
Tianhe New Materials Rare Earth Zero-Carbon Industrial Park, Inner Mongolia, phase 1 (CNY 900 million total investment reported by Yicai Global, October 2025)20,000 t/yr preliminary planned capacityUnder constructionApr 2026

Narrative

Baotou Tianhe Magnetics Technology Co., Ltd. is a Chinese rare-earth permanent-magnet producer headquartered in Baotou, Inner Mongolia, with a second production site in Tianjin and sales or representative offices in Japan, the United States, and Germany. The company was incorporated in 2008 and traces its history further back to a 1988 predecessor company that it says entered rare-earth magnet production in 1993. It listed on the Shanghai Stock Exchange Main Board (603072) on January 3, 2025. Its core business is sintered NdFeB magnets, with a stated design capacity of 12,500 tons per year and reported actual output of approximately 6,184 tons in 2024; it also produces sintered SmCo magnets at a stated 500 tons per year. In October 2025 the company announced a roughly CNY 900 million investment in a new Inner Mongolia R&D and production base, with phase-1 construction slated to begin in March 2026 over an approximately 18-month build. For fiscal year 2024 the company reported consolidated revenue of about CNY 2.59 billion and net profit of about CNY 136 million, both down year over year.

Where public sources disagree

Fact checks from the digest

Claims made about this company that the weekly digest has put against this atlas, newest first. The verdict and the working are here in full; the issue each came from is for subscribers.

  1. contested · Digest issue 006 · 28 September 2026

    A capacity figure with a decimal point, and two years of tables that do not match

    The capacity figure is the smaller half of this. The output figures are worse, and they are worse in the same way the Bloomberg comparison earlier in this issue is worse.

    The FY2025 annual report of 27 April 2026 states production of 9,189.02 t, down 11.26 percent. That percentage only works against 10,355 t — which is the FY2024 report's blank output, not the 6,183.88 t line that the same FY2024 report labels finished NdFeB. The two years' tables are not on the same basis, and the FY2025 row carries no qualifier saying so.

    The 98.81 percent utilization rate in the same document is that identical blank tonnage divided into a capacity the company words as high-performance rare-earth permanent magnet material: 9,300 × 0.9881 = 9,189.0. Two consequences follow that no source explains. Blank output fell in a year reported at 98.81 percent utilization. And 2024 blank output of 10,355 t exceeded the 9,300 t capacity it is being measured against.

    The sales line reconciles to nothing at all: 8,971.30 t, down 10.63 percent, implies a prior-year base of about 10,038 t — matching neither the 6,238.98 t in the FY2024 table nor the 8,116.47 t in that report's own text.

    None of this is a translation problem and none of it is a reporter in a hurry. It is in the audited filings.

Sources

  1. Company About page — Baotou Tianhe Magnetics Technology Co., Ltd. (2026-09)
  2. China's Tianhe Magnetics Gains After Revealing Plan to Build New Rare Earth Magnet Factory — Yicai Global (2025-10-10)
  3. 603072 company registration and shareholder data — 10jqka (2026-09)
  4. Tianhe Magnetics 2024 revenue and net profit — Sina Finance (2025-04-26)

How this page is sourced

Everything here comes from public sources — company filings, annual reports, exchange announcements, government releases and trade press. Every figure is linked to the document it came from and carries the date that document was published, because a capacity number without a date is not a fact, it is a rumor with a decimal point.

What is deliberately absent: material nonpublic information. I have spent more than two decades in this industry and a good deal of what I know about these companies I learned under NDA. Those obligations do not expire and they do not bend for a website. Nothing I have been told in confidence appears here in any form, and nothing on this page — or missing from it — should be read as a signal about what I know privately. I hold NDAs absolutely. It is the reason clients tell me things.

Judgment is the other thing left out on purpose. This page reports what has been published and who published it. Whether a target is credible, whether a ramp will hold, whether a capacity figure survives contact with the plant behind it — that is the work I do for clients, and it does not belong in a free reference page.

Where public sources disagree, I say so rather than picking a winner. Where a figure has not been published, the field says so rather than carrying an estimate. An empty field is information too.

Public filings tell you what a company has said. Whether it holds up is a different question, and the one I get hired to answer.

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