May 2021

We successfully obtained a summary judgment on overtime wages owed to several tour bus drivers by its employer a tour bus company. 

May 2021

We represented a Canadian aesthetic business based in British Columbia to obtain refund of a significant deposit on an aesthetic medical device from a seller based in Massachusetts. after the seller's steadfast rejection to the client's first cease and desist letter from its Canadian counsel. We identified and argued seller's consumer fraud and violation of Massachusetts consumer protection law (M.G.L. c.93A), thus causing the contract to be null and void. Seller agreed to the refund.

April 2021

IRS approved the 501(c)(3) application we prepared for Sino-American Medical Association Inc. 

April 2021

We represented multiple investors from Hong Kong, China and Korean to conduct a comprehensive legal due diligence on a biotechnology company for a Series D financing. 

April 2021

Court granted a motion to dismiss our client, a co-defendant for $280,000 in contract dispute.

April 2021

​Listen to the Recording​ of the Estate Planning seminar: Special Edition Q&A, dated April 7, 2021.

April 2021

​Listen to the Recording​ of the Intellectual Property Law seminar: Trademark and Trade Secrets, dated April 1, 2021.

March 2021

​Listen to the Recording​ of the Estate Planning seminar: Estate Planning Protects You and Your Family, dated March 11, 2021.


Lion’s Law, P.C. is a Massachusetts-based law firm, servicing clients primarily in Massachusetts and their needs across other US states and sometimes globally, particularly particularly those located in Boston, Cambridge, Waltham, Brookline, Wellesley, Weston, Lexington, Needham, Dover, Winchester, Natick and their needs across China. We combine our legal expertise with a value of high integrity, effective, responsive, creative, and practicability, to achieve outstanding results and ultimate goals for our clients. Read what our clients say About Us.

Our team works hard to understand clients’ business and then apply our individual and collective legal expertise and human touch to deliver excellence. This combination of business intelligence, experienced legal skill, and responsible attitude results in a unique and personal approach for each of our clients.


Our clients range from startups, emerging companies to well-established companies across diversified industry clusters, including venture capital and angel fund, nonprofit, healthcare, biotechnology, drug discovery, CRO, recruiting and staffing, real estate broker, real estate developer, chemical and industrial product distributor, education consulting, emerging technologies, medical device, restaurants, export and import, business incubators.

We deliver excellence and we are your trusted advisors.


Valued Feedback


"Attorney Dai is a trustworthy partner for our business all time. She is very sophisticated and dedicated to playing a role as an in-house counsel to advise and resolve regular and ad hoc legal matters. Her approach is also very friendly to small and medium-sized businesses. She has great work ethics and well equipped with knowledge and know-how for startups as they scaling locally and across the border."




Staff at


460 Totten Pond Road, Suite 410, Waltham, MA 02451 (Waltham Office)

Thanks for submitting!