20
2017
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07
Sonnen: A Breakthrough of the International Technology Monopoly
On July 19th, a batch of new-type full automatic nitrogen determination apparatus, which is a breakthrough of the intermational technology monopoly, are coming down fron the production line and will be packed and delivered to the United States.
![](https://omo-oss-image.thefastimg.com/portal-saas/new2024031511232845161/cms/image/76f7c5c6-5414-4206-b6e2-6bf56a828568.webp)
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