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| National high-tech enterprises |
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Provincial contract Shou-credit business |
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|
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| National Key New Product |
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China Petroleum Pipeline Bureau suppliers |
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|
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| Shandong Province |
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Chinese Geological Society of Trenchless Technology Professional Committee Member |
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|
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| ISO9001 Quality Management System Certification |
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ISO14001 Environmental Management System Certification |
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|
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| Quality Management System Certification |
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Environmental Management System Certification |
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|
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| Chinese bentonite member of professional associations |
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Fourth China Excellent Enterprise Innovation and Entrepreneurship Competition |
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|
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| Shandong contribution to low-carbon unit |
|
Shandong Star Enterprise |
