North China Engineering delegation visits Henan Longxiang

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Customer visits, R&D testing, manufacturing delivery and system qualifications help partners evaluate Longxiang's operating capability.

Audit & Evaluation2025.12.07

North China Engineering delegation visits Henan Longxiang for comprehensive audit

On December 7, 2025, a delegation from North China Engineering visited Henan Longxiang for a comprehensive audit covering corporate management, product systems, manufacturing, warehousing, delivery, and laboratory capabilities, with highly satisfactory results.

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Customer Visit

2026.05

Korsal Invest from Uzbekistan visits Henan Longxiang

Representatives visited to discuss drilling-fluid lost-circulation materials for internal use, touring the workshop, warehouse and laboratory.

Customer Evaluation

2024.09

Sinopec North China Petroleum Engineering evaluates Longxiang

Wupu Drilling Branch evaluated product quality, after-sales service, delivery timeliness and overall rating as excellent, with a formal recommendation.

Customer Evaluation

2024.09

Sinopec Southwest Petroleum Engineering drilling research institute evaluates Longxiang

The drilling-fluid technical service center evaluated product quality as stable, compatibility as good, delivery timely, and after-sales service good.

Customer Evaluation

2024.09

Daqing Drilling Jilin Petroleum Engineering Division evaluates Longxiang

Evaluation noted stable product performance, good compatibility, timely delivery and after-sales service, no quality issues, and satisfaction with field-use requirements.