TWOEquity · Weekly research terminal

4559

Joy Industrial Co., Ltd.

TW Consumer Cyclical Auto Parts

Latest week
14 Aug 2026
Weekly close
9.24 TWD
Fair value
9.21 TWD
Next-week expectancy
Negative 42.13%
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Weekly Chart Pack Completed weekly market data · Independent research

TWO · Equity · Taiwan

4559

Joy Industrial Co., Ltd.

Consumer Cyclical Auto Parts

Joy Industrial Co., Ltd. engages in the research, development, manufacture, import, export, wholesale, trade, and sale of bicycle parts in Taiwan, China, Europe, and internationally. The company offers bicycle hubs and wheelsets; and carbon fiber front fork and grip products. It is also involved in the manufacture of bicycles, automobiles, and traffic equipment parts and accessories; design, development, and production of carbon fiber clad molds; and production and trading of thermoformed bicycles …

Last updated
14 Aug 2026
Exchange
Taipei Exchange · TWO
Sector
Consumer Cyclical
Industry
Auto Parts
Currency
TWD
Market capitalisation
554,400,000
Fair value reference
9.21
Next-week expectancy
Negative · 42.13%

Over the latest 12 completed weeks ending 2026-08-14, 4559 rose 11.19%, moving from 8.31 to 9.24. The latest weekly close is above the Trend Line and above Fair Value. Trend Signal is active on the latest week and was active in 12 of the last 12 weeks. Relative Strength is -16.16 and has improved across the 12-week window. Market Dynamics is -0.06 on the latest week. Next-week expectancy is negative at 42.13% based on similar historical setup states.

Week Ending
14 Aug 2026
Latest Close
9.24
12-Week Change
11.19%
Trend Signal
Active
Next-Week Expectancy
Negative 42.13%
Signal Weeks
12 of 12

Weekly Price

Weekly Close Trend Line Fair Value Activity Lines

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Chart Summary

Key Points

Week Ending
14 Aug 2026
Latest Close
9.24
12-Week Change
11.19%
Trend Signal
Active
Next-Week Expectancy
Negative 42.13%
Signal Weeks
12 of 12
Vs Trend Line
Above
Vs Fair Value
Above
Relative Strength
-16.16
Market Dynamics
-0.06

Over the latest 12 completed weeks ending 2026-08-14, 4559 rose 11.19%, moving from 8.31 to 9.24. The latest weekly close is above the Trend Line and above Fair Value. Trend Signal is active on the latest week and was active in 12 of the last 12 weeks. Relative Strength is -16.16 and has improved across the 12-week window. Market Dynamics is -0.06 on the latest week. Next-week expectancy is negative at 42.13% based on similar historical setup states.

Industry Peers

Taiwan equities in Auto Parts

Stock Exchange Week Open High Low Close Change
1336 Taihan Precision Technology Co., Ltd. TWO 14 Aug 2026 14.65 17.65 14.55 17.65 20.48%
1319 Tong Yang Industry Co., Ltd. TAI 14 Aug 2026 76.80 86.00 76.00 83.90 9.24%
4557 Yusin Holding Corp. TAI 14 Aug 2026 48.70 54.40 48.65 53.00 8.83%
1563 SuperAlloy Industrial Co., Ltd. TAI 14 Aug 2026 58.80 65.50 55.00 63.50 7.99%
8107 Tayih Kenmos Auto parts Co., Ltd. TWO 14 Aug 2026 11.65 12.75 11.55 12.35 6.01%
8255 Actron Technology Corporation TWO 14 Aug 2026 142.00 156.50 140.50 149.00 4.93%
1568 Tsang Yow Industrial Co.,Ltd. TAI 14 Aug 2026 28.35 30.30 27.75 29.45 3.88%
6605 Depo Auto Parts Industrial Co., Ltd. TAI 14 Aug 2026 132.50 139.00 129.00 137.50 3.77%
2231 Cub Elecparts Inc. TAI 14 Aug 2026 98.80 106.00 97.30 102.00 3.24%
1339 Y.C.C. Parts Mfg. Co., Ltd. TAI 14 Aug 2026 45.20 47.10 44.80 46.35 2.54%
1521 Ta Yih Industrial Co., Ltd. TAI 14 Aug 2026 25.20 26.40 25.00 25.75 2.18%
2252 Cubtek Inc. TWO 14 Aug 2026 16.15 17.90 15.90 16.45 1.86%
2109 Hwa Fong Rubber Industrial Co., Ltd. TAI 14 Aug 2026 14.45 14.90 14.40 14.70 1.73%
5276 Da Hui Limited TWO 14 Aug 2026 18.60 19.75 18.20 18.90 1.61%
7736 Hushan Autoparts Inc. TAI 14 Aug 2026 70.30 71.50 68.40 71.30 1.42%
1512 Jui Li Enterprise Co., Ltd. TAI 14 Aug 2026 6.61 6.85 6.50 6.70 1.36%

Next-week expectancy

Next-week expectancy is a short-term historical read. It compares the latest completed-week setup with broadly similar past setups and asks whether the following week tended to close higher or lower.

It is not a trend call, a price target, or a guarantee. A positive read can appear while price is below trend or activity pressure is weak, because it is measuring short-term follow-through odds for the current setup state.

Use it as one context layer beside Trend Line, Relative Strength, Market Dynamics, Fair Value, and the visible price structure.

Evidence context