Guantian Black Gold has achieved sustainably from different aspects. By indicating a complex and complete process of producing a product, the company has incorporated local resources and managed waste into operations, the company has effectively converted agricultural waste into valuable goods while lowering environmental pollution. The innovation of turning the byproduct of the water caltrop industry that was once seen as waste has become the company’s mission of achieving sustainability. Furthermore, the company has converted thousands of tons of water caltrop shells into biochar, which they use that biochar as a material for making household and industrial products. From creating eco-friendly packaging materials to deodorants and absorbent kitty litter, the company has demonstrated the adaptability of its main substance. This not only lowers the environmental load of agricultural waste but also increases the commercial value of the water caltrop sector. The circular economy is being formed as the waste of the industry has new opportunities and can even benefit the environment. 

From an economic perspective, it provides a new opportunity and new target audience for the industry, and its raw materials don’t cost extra burden for the industry. In addition, the product is made out of biochar from water caltrop shells also committed to sustainability, the biodegradable tableware provides an eco-friendly opportunity, and the product soil conditioner allows for improved soil quality by helping retain moisture and nutrients. Those new opportunities of application for water caltrop shells can even benefit the water caltrop planting industry, which also forms another positive circular within the industry. As those products benefit the environment, typically soil, it allows the water caltrop to grow healthy, which can lead to a boost in the industry.