DONGYING API PETROLEUM TECHNOLOGY SERVICE CO.,LTD was established in 2018 and is located in Dongying, Shandong—known as the “Oil City.” The company’s main business areas include: ASNT Level II and III NDT technician training and certification; API Q1 quality management system standard training; training on API product standards such as API 5CT, 5DP, 5LD, 5L, 5B, 7-1, 7-2, 6A, and 6D; DS-1 training; sales of thread gauges and ring plug gauges; corrective actions for audit non-conformities; special thread design; and heat treatment technical services for oil pipes.

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