Changzhou Langbo Seal Polytron Technologies Co Ltd Class A historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-07-23 | 24.050 | 24.820 | 24.050 | 24.820 | 24.820 | 1,297,600 |
| 2026-07-22 | 25.150 | 25.320 | 23.990 | 24.320 | 24.320 | 1,776,400 |
| 2026-07-21 | 24.240 | 25.180 | 22.070 | 24.980 | 24.980 | 2,679,100 |
| 2026-07-20 | 27.330 | 27.330 | 23.810 | 23.850 | 23.850 | 2,540,300 |
| 2026-07-17 | 28.500 | 29.500 | 26.410 | 26.460 | 26.460 | 1,743,100 |
| 2026-07-16 | 28.210 | 29.110 | 27.000 | 28.540 | 28.540 | 1,207,800 |
| 2026-07-15 | 26.000 | 28.950 | 26.000 | 28.200 | 28.200 | 1,087,300 |
| 2026-07-14 | 27.220 | 27.920 | 26.770 | 27.800 | 27.800 | 965,700 |
| 2026-07-13 | 29.760 | 29.980 | 27.160 | 27.200 | 27.200 | 1,564,500 |
| 2026-07-10 | 28.810 | 30.590 | 28.500 | 30.080 | 30.080 | 1,634,300 |
| 2026-07-09 | 27.940 | 29.040 | 27.710 | 28.810 | 28.810 | 1,151,200 |
| 2026-07-08 | 28.510 | 28.990 | 27.930 | 27.930 | 27.930 | 1,096,300 |
| 2026-07-07 | 29.130 | 30.290 | 28.580 | 28.760 | 28.760 | 1,730,400 |
| 2026-07-06 | 29.880 | 32.300 | 29.510 | 29.520 | 29.520 | 2,766,600 |
| 2026-07-03 | 29.900 | 32.890 | 29.150 | 31.490 | 31.490 | 4,657,600 |
| 2026-07-02 | 30.090 | 30.980 | 29.170 | 29.900 | 29.900 | 2,091,300 |
| 2026-07-01 | 28.560 | 29.980 | 28.150 | 29.970 | 29.970 | 1,924,900 |
| 2026-06-30 | 28.470 | 28.950 | 28.050 | 28.490 | 28.490 | 1,304,600 |
| 2026-06-29 | 29.000 | 29.000 | 27.300 | 28.480 | 28.480 | 2,112,600 |
| 2026-06-26 | 29.820 | 29.820 | 28.360 | 28.780 | 28.780 | 1,978,500 |
| 2026-06-25 | 30.890 | 31.030 | 29.620 | 29.820 | 29.820 | 1,969,400 |
| 2026-06-24 | 32.000 | 32.870 | 30.860 | 31.030 | 31.030 | 1,808,100 |
| 2026-06-23 | 30.910 | 33.870 | 30.910 | 32.100 | 32.100 | 2,545,800 |
| 2026-06-22 | 31.680 | 32.200 | 30.030 | 31.300 | 31.300 | 2,224,302 |
| 2026-06-18 | 31.730 | 32.750 | 31.380 | 32.080 | 32.080 | 2,049,400 |
| 2026-06-17 | 31.880 | 32.800 | 31.700 | 31.830 | 31.830 | 1,701,700 |
| 2026-06-16 | 32.990 | 33.820 | 30.700 | 32.300 | 32.050 | 3,597,600 |
| 2026-06-15 | 33.280 | 35.100 | 32.890 | 33.320 | 33.062 | 2,965,300 |
| 2026-06-12 | 32.750 | 33.490 | 32.120 | 33.110 | 32.854 | 1,466,400 |
| 2026-06-11 | 33.160 | 33.200 | 31.840 | 32.320 | 32.070 | 1,576,300 |
| 2026-06-10 | 33.700 | 34.150 | 32.700 | 33.170 | 32.913 | 989,900 |
| 2026-06-09 | 34.500 | 34.650 | 33.500 | 34.180 | 34.180 | 1,694,700 |
| 2026-06-08 | 35.000 | 36.400 | 33.450 | 34.150 | 34.150 | 1,840,900 |
| 2026-06-05 | 36.720 | 37.060 | 35.940 | 36.400 | 36.400 | 1,067,000 |
| 2026-06-04 | 37.940 | 37.940 | 36.620 | 36.670 | 36.670 | 1,224,600 |
| 2026-06-03 | 36.930 | 38.130 | 36.930 | 37.950 | 37.950 | 1,252,700 |
| 2026-06-02 | 38.000 | 38.600 | 37.020 | 37.220 | 37.220 | 1,440,800 |
| 2026-06-01 | 35.800 | 38.500 | 35.800 | 38.200 | 38.200 | 1,915,400 |
| 2026-05-29 | 37.510 | 38.190 | 35.870 | 35.990 | 35.990 | 1,450,100 |
| 2026-05-28 | 36.990 | 38.110 | 35.660 | 37.790 | 37.790 | 1,819,300 |
| 2026-05-27 | 38.990 | 39.000 | 36.100 | 36.550 | 36.550 | 2,280,000 |
| 2026-05-26 | 40.690 | 40.980 | 37.430 | 38.830 | 38.830 | 3,016,400 |
| 2026-05-25 | 41.370 | 41.660 | 40.280 | 40.600 | 40.600 | 1,567,900 |
| 2026-05-22 | 40.180 | 41.650 | 39.650 | 41.370 | 41.370 | 1,967,100 |
| 2026-05-21 | 41.800 | 42.330 | 40.150 | 40.180 | 40.180 | 2,682,400 |
| 2026-05-20 | 41.880 | 43.010 | 41.030 | 41.200 | 41.200 | 1,965,700 |
| 2026-05-19 | 42.120 | 42.480 | 40.550 | 42.390 | 42.390 | 2,149,100 |
| 2026-05-18 | 40.500 | 41.990 | 39.830 | 41.350 | 41.350 | 2,123,302 |
| 2026-05-15 | 42.730 | 42.740 | 40.560 | 40.890 | 40.890 | 2,769,100 |
| 2026-05-14 | 44.000 | 44.470 | 42.400 | 42.400 | 42.400 | 2,970,600 |
| 2026-05-13 | 43.350 | 44.270 | 42.000 | 43.870 | 43.870 | 4,174,100 |
| 2026-05-12 | 46.660 | 49.230 | 44.000 | 44.600 | 44.600 | 6,324,602 |
| 2026-05-11 | 44.200 | 46.650 | 43.550 | 46.650 | 46.650 | 7,557,167 |
| 2026-05-08 | 42.950 | 43.840 | 42.120 | 43.350 | 43.350 | 4,351,200 |
| 2026-05-07 | 43.600 | 43.600 | 42.510 | 43.000 | 43.000 | 3,283,300 |
| 2026-05-06 | 44.800 | 44.800 | 42.500 | 43.060 | 43.060 | 3,325,500 |
| 2026-04-30 | 45.010 | 46.120 | 43.520 | 43.740 | 43.740 | 3,452,900 |
| 2026-04-29 | 45.000 | 46.500 | 43.110 | 45.010 | 45.010 | 5,018,500 |
| 2026-04-28 | 49.530 | 50.660 | 46.620 | 46.620 | 46.620 | 3,651,000 |
| 2026-04-27 | 48.000 | 51.900 | 47.520 | 51.800 | 51.800 | 8,112,202 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2023-07-06 | 0.0500 CNY |
| 2022-08-01 | 0.1000 CNY |
| 2021-07-13 | 0.1000 CNY |
| 2020-07-28 | 0.0700 CNY |
| 2019-06-20 | 0.1000 CNY |
Open, high, low and close are as traded (CNY). Adjusted close accounts for splits and dividends. Educational only, not financial advice.