<p>The superhard materials concept has risen again, with HHWW hitting two consecutive limits, Huifeng Diamond rising over 10%, and LILIANG DIAMOND, SF Diamond, JIANGNAN RED ARROW, and Sinomach-pi also following suit</p>

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<p>The superhard materials concept has risen again, HHWW has achieved a two-day consecutive increase, Huifeng Diamond has risen over 10%, and LILIANG DIAMOND, SF Diamond, JIANGNAN RED ARROW, and Sinomach-pi have also followed suit</p>

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