SHH Equity Snapshot

603177 Weekly Equity Report

Zhejiang Tuna Environmental Science & TechnologyCo.,Ltd.

Interactive chart JSON snapshot
Latest Close 9.44 CNY 12 Jun 2026
1W Return -4.9% latest completed week
4W Return -17.2% short-term follow-through
12W Return -15.7% quarterly tape
Trend Breadth 76.9% 40 of 52 weeks active
Volume Ratio 0.6x vs 13-week average
Company Brief

What the company does

Zhejiang Tuna Environmental Science & TechnologyCo.,Ltd. engages in the technology development and engineering application of the environmental protection industry in China and internationally. The company undertakes EPC projects, such as semi-dry and wet limestone-gypsum desulfurization, and NOx removal technology; offers FGD products, including TSP-I spray bank, TME mist eliminator, TLD single-shaft double louver series damper, TBF-DU belt type vacuum filter, rubber lined pipes, and MST series wet-type limestone ball mill; denitration products; and dedusting products, which include electric bag composite dust collectors, wet electro-static precipitators, and dry dust removers. It also offers wastewater reduction and …

Snapshot

What the weekly tape is saying

603177 closed the latest completed week at 9.44 CNY. The 4-week return is -17.2% and the 12-week return is -15.7%. Trend Signal is inactive, Market Dynamics is -1.15. Setup signature: Risk-first tape with a 12/100 composite read.

Trend Signal Inactive
Market Dynamics No fresh buy
Price vs Trend -18.5%
Volume 0.6x
Setup Cockpit

A compressed read of the whole setup

The radar blends trend persistence, momentum, Market Dynamics, Relative Strength, volume confirmation, and risk control into one weekly cockpit.

Composite setup radar

Scoreboard

Trend 42 Persistence of active Trend Signal over the last year and current streak.
Momentum 0 Blend of 4-week and 12-week follow-through.
Dynamics 6 Latest Market Dynamics and whether pressure has improved over four weeks.
Relative Strength 0 Relative leadership and short-term RS change.
Volume 26 Participation compared with the 13-week volume baseline.
Risk Control 0 Drawdown and recent weekly volatility pressure.

16-week signal tape

27 Feb 6 Mar 13 Mar 20 Mar 27 Mar 3 Apr 10 Apr 17 Apr 24 Apr 1 May 8 May 15 May 22 May 29 May 5 Jun 12 Jun
Weekly return bar Trend Signal dot Positive Market Dynamics dot
Price Action

Price, Trend Line, and Fair Value

Weekly price context with the latest close, trend position, Fair Value gap, drawdown, and 52-week range location.

52-week price path

Price Trend Line Fair Value

Price map

Trend Line
11.58 CNY
Vs Trend Line
-18.5%
Fair Value
10.01 CNY
Vs Fair Value
-5.7%
52W High
17.55 CNY
52W Low
8.22 CNY
Drawdown
-46.2%
Range Position
13.0%
Momentum

Returns and trend persistence

Return windows separate the latest week from short-term and medium-term follow-through.

Return windows

1W -4.9%
4W -17.2%
12W -15.7%
26W -22.2%
52W 9.0%

Trend read

Active Streak
0 weeks
52W Active Weeks
40
52W Active Breadth
76.9%
Sector Scope
CN Industrials
Sector Rank
862 of 1472
Sector Percentile
41.5%
Peer Context

Sector and industry pulse

Peer breadth helps separate a stock-specific move from a broader group rotation.

Market Dynamics

Pressure, Relative Strength, and expectation

Market Dynamics and Relative Strength show whether buying pressure and relative leadership are confirming the price move.

Dynamics path

Market Dynamics Relative Strength

Signal state

Market Dynamics
-1.15
4W MD Change
-297.6%
Relative Strength
-18.22
4W RS Change
-409.2%
Expectation
Undecided
Probability
52.44%
Volume

Participation and confirmation

Volume tells us whether the latest weekly move is being confirmed by unusual participation.

52-week volume profile

Volume map

Latest Volume
14.9M
13W Average
23.8M
52W Average
34.5M
Vs 13W
0.6x
Vs 52W
0.4x
Risk Anatomy

Volatility, downside weeks, and return shape

A compact risk profile shows whether the move is steady, volatile, or being driven by sharp one-week jumps.

26-week return distribution

Risk map

13W Volatility
5.7%
52W Volatility
8.3%
Upside Weeks
30
Downside Weeks
22
Downside Breadth
42.3%
Avg Gain / Loss
4.4% / -4.9%
Context

Classification, opportunities, risks, and watch points

Top-level read across company classification, constructive evidence, caution points, and the next things that matter.

Classification

Exchange
SHH
Country
CN
Sector
Industrials
Industry
Pollution & Treatment Controls
Currency
CNY
Market Cap
2.1B

Opportunity signals

  • No strong opportunity cluster is confirmed yet; monitor trend and Market Dynamics.

Risk signals

  • Trend Signal is inactive, so price action has not confirmed a constructive regime.
  • Price is below the Trend Line, which keeps downside pressure in focus.
  • Price is below Fair Value, so the market is still discounting the latest tape.
  • Market Dynamics is negative, which weakens the current setup.
  • The share remains more than 20% below its 52-week high.

Watch next

  • Trend Line remains the key weekly regime level.
  • Market Dynamics is the pressure gauge to monitor for confirmation or fade.
  • A volume ratio above 1.5x would show stronger participation in the next move.
Weekly Tape

Recent completed weeks

The latest weekly rows behind the report snapshot.

Week Close Return Trend Fair Value MD RS Volume Signal
12 Jun 2026 9.44 CNY -4.9% 11.58 CNY 10.01 CNY -1.15 -18.22 14.9M Off
5 Jun 2026 9.93 CNY -3.5% 11.67 CNY 10.04 CNY -0.95 -14.02 19.8M Off
29 May 2026 10.29 CNY -11.3% 11.72 CNY 10.06 CNY -0.68 -11.83 22.7M Off
22 May 2026 11.60 CNY 1.8% 11.79 CNY 10.08 CNY -0.36 -1.61 30.2M Off
15 May 2026 11.40 CNY -5.9% 11.79 CNY 10.09 CNY -0.29 -3.58 19.8M Off
8 May 2026 12.12 CNY 0.2% 11.80 CNY 10.10 CNY -0.09 1.61 16.9M Off
1 May 2026 12.09 CNY 3.7% 11.78 CNY 10.11 CNY -0.26 3.39 22.9M Off
24 Apr 2026 11.66 CNY 1.2% 11.75 CNY 10.13 CNY -0.54 0.92 38.6M Off
17 Apr 2026 11.52 CNY 4.7% 11.76 CNY 10.15 CNY -0.66 0.81 46.1M Off
10 Apr 2026 11.00 CNY 7.3% 11.76 CNY 10.17 CNY -0.96 -1.76 17.4M Off
3 Apr 2026 10.25 CNY -9.9% 11.77 CNY 10.20 CNY -0.70 -5.73 21.6M Off
27 Mar 2026 11.37 CNY 1.5% 11.91 CNY 10.23 CNY -0.23 3.89 21.3M Off
20 Mar 2026 11.20 CNY -8.6% 11.86 CNY 10.26 CNY -0.09 1.48 17.5M On
13 Mar 2026 12.25 CNY -5.0% 11.82 CNY 10.30 CNY -0.02 7.51 29.9M On